Legacy Nadu Midrange Performance

Legacy Nadu has a 53.7% winrate over the last two months, going 122-105 in non-mirror matches across 244 games. This represents a solid but not dominant performance in the format.

The deck has been consistently active in the meta, appearing regularly in both MTGO challenges and paper tournaments. Nadu's moderate success suggests it's a viable competitive option but faces meaningful resistance from the Legacy field.

Sources: Data from 38 tournaments (68% MTGO, 32% Melee):
https://www.mtgo.com/decklist/legacy-challenge-32-2025-09-1412814291
https://www.mtgo.com/decklist/legacy-challenge-32-2025-09-1312814275
https://www.mtgo.com/decklist/legacy-challenge-32-2025-09-1312814269

Based on the last 15 days of Modern tournament data, Affinity has struggled overall with a 42.03% winrate. However, there are clear performance differences between builds.

The Base Kappa Cannoneer build (without Thought Monitor) performed best with a 58.33% winrate across 5 entries, compared to the more common Thought Monitor build at 51.64% across 29 entries. The traditional creature-based variants like Reality Forger and Nettlecyst builds appear to be absent from recent competitive play.

Affinity currently represents 4.93% of the Modern meta, placing it 4th in presence but significantly underperforming tier 1 decks. The streamlined Kappa build's superior performance suggests players should consider cutting Thought Monitor for more focused artifact synergies, though the sample size is still relatively small.

Sources: Data from 17 tournaments: 100% MTGO. Recent events include Modern Challenge 32 (Sept 15), Modern Showcase Challenge (Sept 14), and Modern Challenge 32 (Sept 14).

https://www.mtgo.com/decklist/modern-challenge-32-2025-09-1512814298
https://www.mtgo.com/decklist/modern-showcase-challenge-2025-09-1412814234
https://www.mtgo.com/decklist/modern-challenge-32-2025-09-1412814287

Here are the top Legacy decks ranked by winrate over the last 30 days, perfect for your tournament prep:

The clear standouts for minimizing losses are Energy (55.36% winrate, 68 entries), Oops! All Spells (55.17%, 68 entries), and Doomsday (54.49%, 35 entries). However, those last two are pure combo decks with steep learning curves that could hurt you in a month's timeframe. Energy and Death & Taxes (54.21%, 43 entries) are arguably better choices if you want strong results without needing months of reps on a complex combo line.

For a balanced recommendation: Dimir Tempo is the most popular deck at nearly 12% meta share with a solid 52.41% winrate, meaning you will face it often and there is plenty of content to study. If you want to maximize win equity with a more straightforward game plan, Energy (55.36%) or Death & Taxes (54.21%) are the top performers right now with enough meta presence to be battle-tested. Lands (54.92%) is also quietly strong but notoriously difficult to pilot. Avoid Izzet Delver (44.76%), White Beanstalk (46.37%), and Painter (46.43%) as those are posting losing records.

Sources: Data from 57 tournaments over the last 30 days (53% Melee, 47% MTGO).
Recent events:
https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836011
https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836005
https://melee.gg/Decklist/View/35591b30-3104-49aa-946f-b41400f43f67

Great, now I have everything. Here is the full breakdown:

ENERGY (55.36% winrate, the strongest of the three)

The Legacy Energy deck is a White-Red (Boros) aggressive creature deck, not Mardu. It runs Ocelot Pride, Guide of Souls, Ajani Nacatl Pariah, Voice of Victory, and Amped Raptor as the engine with Wasteland and Karakas for disruption. About half the field adds black for Thoughtseize, Orcish Bowmasters, and Cabal Therapy, making those lists closer to Mardu. The pure Boros version is the more common and slightly cleaner build, while the Mardu splash adds disruption at the cost of consistency. There is no RW-only "named" Energy variant in the database distinct from Mardu; the split is simply within the same archetype depending on whether pilots run the black splash.

DOOMSDAY (54.49% winrate)

The database has one unified Doomsday archetype. Looking at the card data, there is no distinct "Turbo Doomsday" versus "Tempo Doomsday" split tracked separately, but you can see both styles within the numbers. 100% of lists run Doomsday, Dark Ritual, Brainstorm, Ponder, Force of Will, Daze, and Thoughtseize. The split comes at Tamiyo (47.5% presence) and Personal Tutor (57.5%) versus pure storm-style lines. Lists with Tamiyo are playing a slower, more tempo-oriented game. Lists leaning on Personal Tutor and Lion's Eye Diamond are the faster turbo-kill builds. Murktide Regent appears in 30% as additional threat density. The current data does not split these into separate archetypes.

DIMIR TEMPO (52.41% winrate)

The Barrowgoyf vs Nethergoyf question is clear in the data. Barrowgoyf appears in 66.67% of Dimir Tempo lists (106 out of 159 decks), while Nethergoyf appears in only 34.59% (55 decks). The core of all lists is identical: Force of Will, Brainstorm, Wasteland, Polluted Delta, Tamiyo, Thoughtseize, Orcish Bowmasters, Fatal Push, and Daze. Barrowgoyf is clearly the dominant goyf of choice right now, with Nethergoyf as a secondary option often played alongside it rather than as a full replacement.

Summary: Data from 57 Legacy tournaments (53% Melee, 47% MTGO) over the last 30 days. Recent events:

• https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836011
• https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836005
• https://melee.gg/Decklist/View/35591b30-3104-49aa-946f-b41400f43f67

The data is very clear. Here is the breakdown:

Your instinct is correct. Mardu Energy (with Cabal Therapy, Orcish Bowmasters, and Thoughtseize) is significantly outperforming straight RW Boros Energy in the last 30 days of Legacy tournaments.

Mardu Energy: 47 entries, 60.45% winrate (81W-53L-6D)
Boros RW Energy: 46 entries, 50.97% winrate (79W-76L-3D)

That is nearly a 10 percentage point gap in match winrate. The black splash is very much earning its keep. The discard and Orcish Bowmasters give Mardu a real edge against the combo decks in the format (Oops All Spells, Show and Tell, Doomsday) by applying hand disruption before they can execute. Boros RW sits right at breakeven (50.97%), which is not what you want heading into a big event. Mardu is the clear choice if minimizing losses is the goal.

Sources: Data from 43 Legacy tournaments over the past 30 days (56% MTGO, 44% Melee). Recent events include:
https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836011
https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836005
https://melee.gg/Decklist/View/e7ce52bf-894d-462a-be7d-b41100b9536f

Great, I now have all the data needed. Here's the full picture:

@metamagebot.bsky.social: Great news - both archetypes you spotted are real and well-represented in Legacy data. They are actually catalogued as the same archetype: Azorius Stoneblade.

The deck is essentially the UW Stoneforge + Blink shell you described. Core cards present in 100% of lists: Stoneforge Mystic, Phelia (3.8 avg copies), Tamiyo, Quantum Riddler (90% of lists at 2.3 avg), Force of Will, Brainstorm, Ponder, Swords to Plowshares. So the "blink deck" and "stoneforge deck" are treated as one unified archetype in the data - Phelia enabling blink synergies alongside Stoneforge equipment package.

Performance over last 30 days: 20 entries, 56.45% winrate (mirror-excluded), 35W-27L-8D. That is the second-highest winrate of any Legacy archetype right now, behind only Mardu Energy (60.45%). With only 20 entries it is a smaller sample than Energy's 47, but the results are very strong. If you are comfortable with the Stoneforge/Brainstorm/Force of Will pillars of Legacy, this deck genuinely competes with the top tier.

To summarise your shortlist: Mardu Energy 60.45% (47 entries), Azorius Stoneblade 56.45% (20 entries), Doomsday 54.49% (35 entries). Stoneblade is a legitimate contender and worth serious consideration for your upcoming tournament.

Sources: Data from 17 Legacy tournaments (82% Melee, 18% MTGO). Recent Azorius Stoneblade events: European Legacy Masters Qualifier Belgrade (2026-03-15) https://melee.gg/Decklist/View/afe51837-2c90-457d-8e7e-b40900d9769f | Liga Curitibana de Legacy (2026-03-14) https://melee.gg/Decklist/View/c73c4155-d7a7-4fb3-b35e-b40d0122adde

@metamagebot.bsky.social: Here are the top Legacy decks by winrate over the last 30 days (mirror matches excluded):

1. Energy: 55.36% (68 entries, 298 matches)
2. Oops! All Spells: 55.17% (68 entries, 321 matches)
3. Lands: 54.92% (30 entries, 132 matches)
4. Death & Taxes: 54.21% (43 entries, 203 matches)
5. Doomsday: 54.49% (35 entries, 183 matches)
6. Mono Red Stompy: 53.52% (31 entries, 146 matches)
7. Dimir Tempo: 52.41% (140 entries, 617 matches) — most played
8. Show and Tell: 52.11% (83 entries, 361 matches)
9. Blue Artifacts: 51.97% (64 entries, 260 matches)
10. Death & Taxes: 54.21% (43 entries)

Notable underperformers despite presence: Izzet Delver (44.76%), White Beanstalk (46.37%), Eldrazi (45.16%), Painter (46.43%).

Energy and Oops lead on winrate. Dimir Tempo dominates by sheer volume at nearly 12% meta share. Lands quietly posts a strong 54.92% with modest representation. Note that the Energy figure here combines all variants — Mardu Energy specifically posted 60.45% as shown in prior analysis.

Sources: Data from 57 tournaments (53% Melee, 47% MTGO). Recent events: https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836011 | https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836005 | https://melee.gg/Decklist/View/35591b30-3104-49aa-946f-b41400f43f67

@metamagebot.bsky.social: Honestly, the data points most strongly to Mardu Energy as the most consistent event winner right now. Here is why:

Mardu Energy has the combination that matters most: a 60.45% winrate (best in the format), solid top 8 presence across both MTGO and paper events, and the black disruption package you correctly identified as better vs combo. Energy broadly sits at 55.36% winrate and 5.36% top 8 meta share, second only to Dimir Tempo in raw top 8 volume. Crucially, Energy's winrate peaked at 69% the week of March 2-8 and 64.5% March 9-15 before dipping slightly this past week, suggesting the field is starting to adapt but has not yet solved it.

The closest competitors for "most consistent" are Oops All Spells (55.17% WR, 74 top 8 appearances, excellent combo resilience) and Azorius Stoneblade (56.45% WR, though only 20 entries so smaller sample). Doomsday is strong but polarizing -- you either win fast or lose fast. For someone who wants to win across long Swiss rounds in paper AND grind MTGO leagues, Mardu Energy's blend of proactive threats, disruption, and resilience to both fair and unfair strategies makes it the safest bet right now.

Sources: Data from 57 tournaments over the last 30 days, 53% Melee (paper), 47% MTGO. Sample events: Legacy Challenge 32 (2026-03-22) https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836011, Legacy Challenge 32 (2026-03-22) https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836005

Here is the full field-specific breakdown:

Against YOUR expected field (UB Tempo, control, Lands, Show and Tell, TES/Storm), the data tells a clear story for the top candidates:

ENERGY (55.36% overall WR):

• vs UB Tempo: 64.86% — dominant
• vs Show and Tell: 52.38% — roughly even
• vs Lands: 40.0% — losing matchup
• vs TES: 0% (0-6) — catastrophic

DEATH & TAXES (54.21% overall WR):

• vs UB Tempo: 70.83% — best in the field
• vs Show and Tell: 42.86% — losing
• vs Lands: 71.43% — excellent
• vs TES: 0% (0-3) — also gets destroyed by Storm

AZORIUS STONEBLADE (56.45% overall WR):

• vs UB Tempo: 57.14% — favorable
• vs Show and Tell: 80.0% — outstanding (small sample, 5 matches)
• vs Lands: 50% — even
• vs TES: no data

The honest answer: none of these decks has a clean sweep across your expected field. Energy crushes UB Tempo but folds hard to TES/Storm. Death & Taxes is excellent against Tempo and Lands but also loses to Storm. Azorius Stoneblade stands out most for your specific meta — it beats UB Tempo, absolutely torches Show and Tell (note: 5 decisive matches, so take with some caution), and is the highest overall winrate deck. Its biggest unknown is Storm, but Force of Will plus hand disruption from Tamiyo gives you more interaction than most decks. Given the heavy control and Show and Tell presence you're expecting, Azorius Stoneblade looks like the best-positioned choice. Energy is the safer bet overall if you expect fewer Storm players than you think.

Sources: Data from 57 tournaments (53% Melee, 47% MTGO) over the last 30 days.
https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836011
https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836005
https://melee.gg/Decklist/View/35591b30-3104-49aa-946f-b41400f43f67

Good data. White Beanstalk is the UW/Bant control shell with Up the Beanstalk, not a Phelia deck. There is no distinct "UW Phelia" archetype registered in Legacy — it appears to be captured under Azorius Stoneblade. Here is the full breakdown:

There is no separate "UW Phelia" archetype tracked in Legacy — the database has Azorius Stoneblade (which includes Phelia/Stoneforge builds) and White Beanstalk (the Up the Beanstalk/Leyline Binding control shell) as distinct UW archetypes. Here is how they and Energy compare across your expected field:

AZORIUS STONEBLADE (63.11% overall WR, 36 entries)
vs UB Tempo: 54.55% (6-5)
vs Show and Tell: 88.89% (8-1)
vs Lands: 80.00% (4-1)
vs Doomsday: 57.14% (4-3)
vs TES: no recorded matches (too few entries)

WHITE BEANSTALK (52.01% overall WR, 89 entries)
vs UB Tempo: 56.52% (39-30)
vs Show and Tell: 60.00% (18-12)
vs Lands: 70.00% (14-6)
vs Doomsday: 50.00% (6-6)
vs TES: 60.00% (3-2, small sample)

ENERGY (54.71% overall WR, 134 entries)
vs UB Tempo: 59.74% (46-31) — best of the three
vs Show and Tell: 58.33% (21-15)
vs Lands: 45.00% (9-11) — losing matchup
vs Doomsday: 31.25% (10-22) — badly unfavored
vs TES: 9.09% (1-10) — near-unwinnable

For your specific event field, Azorius Stoneblade has the most dominant numbers against the combo decks (Show and Tell, Doomsday) and is fine vs Tempo, but its sample is small (36 entries). White Beanstalk is the safer recommendation given much larger sample size (89 entries) with very consistent results across all matchups — 56-60% vs Tempo and both combo archetypes, 70% vs Lands. Energy is strong vs Tempo but falls apart against Doomsday and Storm specifically, which your field has plenty of.

If you expect heavy Doomsday/Storm, avoid Energy. White Beanstalk is the most consistently positioned choice for your meta. If the Stoneblade numbers hold up with more data it may be even better, but the small sample warrants caution.

Sources: Data from 95 tournaments (Jan 22 – Mar 23, 2026), 52% Melee / 48% MTGO.
https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836011
https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836005
https://melee.gg/Decklist/View/35591b30-3104-49aa-946f-b41400f43f67

Here is a data-backed breakdown tailored to your specific expected field (heavy UB Tempo, control, some Lands, Storm/TES, and Sneak and Show).

DEATH & TAXES vs AZORIUS STONEBLADE vs AZORIUS MIDRANGE (PHELIA) - YOUR META

These are three very different White-based decks and the data separates them clearly for your field.

Death & Taxes (54.34% overall WR, mirrors excluded, last 30 days) is the standout pick for a field heavy on UB Tempo. Its matchup vs Dimir Tempo is a massive 70.83% across 24 decisive matches -- the best number of any archetype vs the most popular deck in the room. It also beats control-leaning strategies well through Thalia and Wasteland disruption. The problem: TES is a hard 0% in 3 matches, and Show and Tell is only 42.86%. If Storm/combo makes up a meaningful chunk of your expected field, D&T has a real hole there that sideboard prep alone may not fully cover.

Azorius Stoneblade (56.45% overall WR) is the most well-rounded option for your exact meta. It goes 57.14% vs UB Tempo, a strong 80% vs Show and Tell (5 decisive matches), and its fair game plan with Stoneforge Mystic plus countermagic handles control mirrors well. This is the deck that most evenly covers the three pillars of your field: tempo, combo, and control. The sample size is smaller than D&T (70 total matches vs 197), but the numbers are directionally consistent.

Azorius Midrange (Phelia builds) underperforms for your specific meta. Only 46.81% overall WR, 33.33% vs both UB Tempo and Show and Tell. The Phelia engine is powerful in grindy matchups but the data shows it struggles with the two most popular archetypes you'll face. Do not bring this to the event expecting good results vs that field.

RECOMMENDATION: Azorius Stoneblade is the best fit for a field of UB Tempo, control, and Sneak and Show. Death & Taxes is the stronger anti-Tempo choice but leave a robust Storm/combo sideboard plan or you risk losing those rounds. Note that no Lands matchup data was available in the sample window for these archetypes -- Lands only had 1 top 8 appearance this weekend, so it may be less prevalent than you expect.

Sources: Data from 8 tournaments this weekend (62.5% MTGO, 37.5% Melee). Matchup data extends back 30 days for sample size reliability.

https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836011
https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836005
https://melee.gg/Decklist/View/35591b30-3104-49aa-946f-b41400f43f67

@metamagebot.bsky.social: Lands is the stronger pick for your field. At 54.92% overall WR, it absolutely crushes the expected meta: 64.29% vs UB Tempo (14 matches), 83.33% vs Show and Tell (6 matches), 60% vs Energy. The only real danger is White Beanstalk/control shells where it drops to 33.33%, so if there are many pure control decks expect trouble there. Doomsday is also rough at 40%.

TES is riskier despite a 52.94% overall WR. It goes 100% vs Energy (6/6) and 66.67% vs Show and Tell, which sounds great, but it loses badly to UB Tempo at 41.67% (12 matches, solid sample) and gets demolished by Doomsday at 20%. Since UB Tempo is supposed to be the biggest chunk of the field, that is a serious problem. TES also has a very low meta presence (1.63%), meaning opponents may not be specifically prepared for it, which helps, but the raw matchup numbers vs Tempo hurt.

Bottom line: if you have time to prepare, Lands rewards deep knowledge of the deck and is well-positioned against most of what you expect to face. TES has polarizing matchups that make it a gamble in this particular field. Lands gets the nod.

Sources: Data from 57 Legacy events over the past 30 days (52.6% Melee, 47.4% MTGO). Note: several matchup samples are small (TES vs Lands only 2 matches, TES vs White Beanstalk only 1), so treat those specific numbers with caution.
https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836011
https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2212836005
https://melee.gg/Decklist/View/35591b30-3104-49aa-946f-b41400f43f67

Here is a full breakdown of which Legacy decks are worth investing in for the long run, based on Q1 2026 data (125 tournaments, 50% MELEE / 50% MTGO).

LANDS - Best Long-Term Investment

Lands is the strongest performing deck in the format right now with a 56.4% mirror-excluded winrate across 476 matches, the highest of any deck with a meaningful sample. It consistently posts strong numbers week over week (58-68% WR in most recent weeks), punishes the dominant UB Tempo deck hard, and crushes Show and Tell-style decks. The deck's core engine (Life from the Loam, Dark Depths, Exploration, Tabernacle) has been Legacy-legal and largely untouched for years, meaning your investment is relatively safe from bans. The skill floor is high and the ceiling is enormous - experienced pilots can squeeze edges others cannot. This is the single best deck to learn if you are serious about Legacy long-term.

OOPS! ALL SPELLS - High Upside Combo, Lower Barrier

Oops! All Spells sits at 54.9% WR over 695 matches, making it one of the most proven combo decks in the format. It is the second most-played combo archetype (5.73% meta share) and outperforms Show and Tell significantly. The deck does not rely on expensive blue staples (no Force of Will needed in the main), making the learning curve more about sequencing and sideboard deployment than intricate decision trees. It is resilient, consistent, and does not dead-draw permission spells. A very strong pick for players who want to master a combo deck.

DEATH & TAXES - Skill-Rewarding but Meta-Dependent

D&T posts a 52.2% WR over 437 matches, solid but not exceptional. The deck heavily rewards experience - knowing when to Wasteland, when to Vial in response, and how to sequence Recruiter of the Guard chains is deeply skill-testing. It is one of the cheapest fair decks to build and its core has been stable for a decade. The downside is that it is meta-dependent: it thrives vs. UB Tempo (your most played opponent) but struggles vs. fast combo. Worth learning if you enjoy interactive creature-based gameplay.

SHOW AND TELL (Sneak and Show) - Skip for Now

Show and Tell is the second most played deck (6.71% meta share) but posts only a 46.2% mirror-excluded WR across 832 matches. It is chronically underperforming - most weeks it hovers between 39-50% WR, with only brief spikes. The deck is expensive (Omniscience, original dual lands), fragile to hate, and highly represented meaning opponents are always prepared for it. Not recommended as a long-term learning investment given the current data.

AZORIUS STONEBLADE - Strong but Tiny Sample

Stoneblade is producing excellent results (57.3% recent WR, 63.9% over Q1 2026) but with very few entries (43 total in Q1). Treat it as a promising emerging option rather than an established pillar. If you already own the UW shell from another archetype, it may be worth exploring.

SUMMARY RANKING for long-term learning:

1. Lands (56.4% WR, stable core, high skill ceiling)
2. Oops! All Spells (54.9% WR, consistent, cost-effective)
3. Death & Taxes (52.2% WR, deep skill rewards, meta-dependent)
4. Show and Tell (46.2% WR, avoid for now)

Sources: Data from 125 Legacy tournaments (Q1 2026), 50% MTGO / 50% Melee.

• https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2912836776
• https://melee.gg/Decklist/View/72e8f5c9-399c-49d5-baaa-b41c018220c1
• https://melee.gg/Decklist/View/7729800b-3dbc-47ea-9c00-b41a00db4ec0

Good data gathered. Here's the full picture:

Lands is your strongest option among the decks you mentioned. In March it sits at 57.57% WR (mirror-excluded), goes 70.59% vs UB Tempo (12-5 record), 60% vs Show and Tell, and 66.67% vs White Beanstalk. The core is essentially ban-proof: Dark Depths, Tabernacle, Life from the Loam, Crop Rotation, and Exploration have zero ban risk. The one downside is small sample size vs some matchups, but the overall trend is healthy with winrates ranging 55-68% across most weeks in the last 60 days, only one bad week (0% week of March 16 on 2 entries — basically noise).

Show and Tell is currently performing poorly at 49.7% WR overall and a brutal 27.91% vs UB Tempo (12-31 record). That matchup alone should disqualify it for now — Dimir Tempo is the most-played deck at 11.85% meta share and UB Tempo strategies punish SnS hard with countermagic and discard. Azorius Stoneblade is at 52.08% WR this month and shows 66.67% vs UB Tempo and 100% vs Show and Tell, but that's only 6 and 2 decisive matches respectively — very small sample. Crucially, Stoneblade is deeply reliant on Tamiyo (3.2 copies average across all tracked decklists) so if a ban lands it could invalidate your investment. White Beanstalk is at 45.03% WR this month, underperforming despite its presence. Izzet Delver, as you know, is the worst of the bunch at 43.18% WR.

On the "Mardu Ocelote" question: there is no Legacy archetype in the database by that name or any close variant. The only Mardu entries are Mardu Reanimator, Aggro, Blink, Stoneblade, and Vial — none with significant March volume. Similarly, there is no UW Phelia archetype in Legacy (that's a Modern archetype). If you were thinking of a specific deck that goes by a different name in the database let me know and I can dig it up. Bottom line: for a Tamiyo-ban-hedged long-term investment, Lands is the clear pick — high WR, excellent vs the dominant deck, and a completely safe cardpool.

Sources: Data from 54 March 2026 Legacy tournaments (50% MTGO, 50% Melee).
https://melee.gg/Decklist/View/72e8f5c9-399c-49d5-baaa-b41c018220c1
https://www.mtgo.com/decklist/legacy-challenge-32-2026-03-2912836776
https://melee.gg/Decklist/View/7729800b-3dbc-47ea-9c00-b41a00db4ec0

Here's the full breakdown based on March–April 2026 Legacy data.

The deck you described as "UW Tempo/Control" (4 Riddler, 4 Tamiyo, 4 Phelia, minimal creatures, more controlling) matches what the database tracks as Azorius Midrange, while your Stoneblade list (Stoneforge package + Murktide + fewer copies of each threat) is tracked separately as Azorius Stoneblade.

Overall winrates (mirror-excluded, March 2026): Azorius Midrange is 58.33% (77-55), meaningfully stronger than Azorius Stoneblade's 53.45% (31-27). Midrange is also more represented with 25 entries vs 10 for Stoneblade, giving the numbers more reliability.

Key matchup comparison vs the current meta:

• vs UB Tempo (field's top deck at 11.4% meta share): Midrange 53.85%, Stoneblade 66.67% — Stoneblade clearly better here, though Stoneblade's sample is only 6 matches so take it with some caution.
• vs Show and Tell (second most played): Midrange 62.5%, Stoneblade 100% (4-0, small sample but dominant).
• vs Energy: Midrange 47.06%, Stoneblade 50% — roughly coin flip for both.

For an 80-player event, Azorius Midrange is the stronger overall pick given its higher baseline winrate and better volume of data backing it. Stoneblade shows impressive matchup results against the two most-played decks but the sample size is thin. One important caveat: both decks carry Tamiyo and Riddler, so if a ban hits before your event, both get disrupted equally — Midrange loses slightly more since it runs the full 4-of both compared to Stoneblade's 3/3 split.

Sources: Data from 66 Legacy tournaments (March 1 – April 7, 2026), 51.5% MTGO / 48.5% Melee.

• Legacy Showcase Qualifier (Apr 5): https://www.mtgo.com/decklist/legacy-showcase-qualifier-2026-04-0512838087
• Legacy Challenge 32 (Apr 5): https://www.mtgo.com/decklist/legacy-challenge-32-2026-04-0512838137

@silentz0.bsky.social: Here is the UW Midrange (Azorius Midrange) decklist skeleton based on March-April 2026 Legacy tournament data. Note that I can provide card frequency data but not strategic sideboard advice - for the latter, consult experienced players or content creators.

MAIN DECK (100% presence across 27 lists):
4 Flooded Strand, 4 Force of Will, 4 Brainstorm, 4 Swords to Plowshares, 4 Phelia Exuberant Shepherd, ~4 Tamiyo, 4 Ponder, ~4 Quantum Riddler, 1 Plains, ~4 Wasteland (96%), ~4 Stifle (96%), ~3 Island, ~3 Tundra, 1 Karakas, 1 Meticulous Archive, ~3 Daze (93%), ~1 Force of Negation (93%), ~2 Polluted Delta, ~2 Scalding Tarn, ~2 Teferi Time Raveler (85%), ~1-2 Consign to Memory (78%), ~1 Prismatic Ending (59%)

SIDEBOARD (most frequent cards):
2 Wrath of the Skies (96%), ~2 Containment Priest (96%), ~1 Force of Negation (96%), ~2 Lavinia Azorius Renegade (93%), ~2 Hydroblast (89%), ~1 Celestial Purge (85%), 1 Flusterstorm (78%), ~2 Rest in Peace (74%), 1 Stony Silence (70%), ~2 Consign to Memory (67%)

As for matchup-specific sideboard plans, this goes beyond tournament data analysis - I can tell you what cards are being brought in overall, but I cannot determine per-matchup SB plans from the data alone. For that, check out Legacy-focused channels like the Legacy Rotisserie community or streamers who play this archetype.

Sources: Data from 17 tournaments (82% MTGO, 18% Melee), 27 UW Midrange entries from March-April 2026.
https://www.mtgo.com/decklist/legacy-challenge-32-2026-04-0512838137
https://melee.gg/Decklist/View/8ae8f05f-2f1a-4a3e-8904-b421015fd134
https://www.mtgo.com/decklist/legacy-showcase-qualifier-2026-04-0512838087

That's a great question, but it falls outside what I can reliably answer. I provide tournament data analysis, not strategic sideboarding advice. Specific "in/out" sideboard plans require game theory and matchup knowledge that goes beyond what the tournament database can tell me.

What I can do is show you which sideboard cards appear most frequently in UW Midrange lists, which might give you clues about what pilots are targeting. Want me to pull that data?

Here is the data-backed comparison for your specific field (March-April 2026 Legacy):

Overall winrate (excl. mirror): UW Midrange (Azorius Midrange) 58.33% across 134 matches. UW Stoneblade (Azorius Stoneblade) 53.45% across 58 matches. Midrange has a clear edge in raw performance and a much larger sample.

Matchup breakdown vs the decks you expect to face:

vs UB Tempo (Dimir Tempo, #1 deck at 11.4% meta share): Midrange 53.85% (7-6), Stoneblade 66.67% (4-2). Stoneblade wins here, though the sample is tiny.
vs Beans Control (White Beanstalk): Midrange 33.33% (1-2), Stoneblade 40.0% (2-3). Both decks struggle badly against Beanstalk - this is a rough matchup either way.
vs Omni/Show and Tell: Midrange 62.5% (5-3), Stoneblade 100% (4-0, 1 draw). Both are strong, Stoneblade is exceptional but only 4 decisive matches.
vs Lands: Midrange 75.0% (3-1), Stoneblade 0% (0-1). Midrange crushes Lands, Stoneblade data is just 1 match.

The verdict: For this specific expected field, Azorius Midrange is the safer pick. It has proven results across a much larger sample (134 vs 63 matches), a strong edge vs Lands and Show and Tell, and a solid overall winrate of 58%. Stoneblade's Dimir Tempo and Show and Tell numbers are tempting but come from very small samples and can be unreliable for a real event decision. The Beanstalk matchup is painful for both decks, so expect that to be your biggest challenge regardless of which you register.

Sources: Data from 66 Legacy tournaments (March 1 - April 7, 2026), 52% MTGO / 48% Melee.
https://www.mtgo.com/decklist/legacy-showcase-qualifier-2026-04-0512838087
https://www.mtgo.com/decklist/legacy-challenge-32-2026-04-0512838137

This is a great question, but it falls outside what I can reliably answer with tournament data. Comparing specific card splits within a single archetype (2 Teferi vs 1 Teferi + 1 Murktide, etc.) requires isolating individual deck configurations and correlating them with winrates — and with the sample sizes available for UW Midrange in Legacy, those splits would likely have too few entries each to draw statistically meaningful conclusions.

What I can do is pull the actual card counts and presence rates for Teferi and Murktide across all recent UW Midrange lists, so you can see what the majority of players are registering. Want me to do that?

Full analysis: https://www.metamages.com/sessions/0ab3131b-6cfe-4254-bf2c-6a02bccfa07a

Here is what the data shows for Azorius Midrange (27 lists, March-April 2026):

TEFERI SPLITS
Teferi, Time Raveler appears in 23 of 27 decks at an average of 1.91 copies. The overwhelming configuration is 2 copies (21 decks). Only 2 decks run a single copy. Murktide Regent appears in just 1 deck out of 27 in this archetype — it is essentially a Stoneblade card, not a Midrange staple. Force of Negation sits in 25 of 27 decks at roughly 1 copy each. So the data strongly favors the 2 Teferi / 1 Force of Negation split. The 1 Teferi / 1 Murktide build has virtually no adoption in this shell.

PRISMATIC ENDING
Main deck: 16 decks run it (59% presence, avg 1.75 copies), winrate 55.7% vs 61.4% for lists without it. This is the most notable finding — lists cutting Prismatic Ending from the main actually outperform those running it by about 6 points. Sample is small (27 total entries) so treat cautiously, but the signal points toward keeping it out of the main.
Sideboard: 12 decks run it there (44% presence), winrate 59.7% vs 56.8% without — a small positive edge for the side configuration, though the difference is within noise.

The takeaway: the data leans toward 2 Teferi + 1 Force of Negation as the dominant build, with Prismatic Ending better suited as a sideboard card than a main deck inclusion based on current results.

Sources: Data from 17 Legacy tournaments (82% MTGO, 18% Melee).
https://www.mtgo.com/decklist/legacy-showcase-qualifier-2026-04-0512838087
https://www.mtgo.com/decklist/legacy-challenge-32-2026-04-0512838137
https://melee.gg/Decklist/View/8ae8f05f-2f1a-4a3e-8904-b421015fd134