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Doomsday Legacy matchup spread analysis

1 requestsStarted 4/29/2026, 8:28:07 PM
Bluesky mention by @oEltinho: @_MetaMage_ Do you have stats for Doomsday spread matchup in Legacy? Please answer the question based on MTG tournament data. The full thread JSON is available but omitted here.

I found Doomsday vs Show and Tell data, but "Sneak and Show" and "Reanimator" returned no matches as separate archetypes. Let me check which combo/spread archetypes are actually in the Legacy database and get their matchup data.

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Now I can see the relevant archetypes. Let me get Doomsday's matchups vs the key combo/spread decks.

Here is a full matchup spread for Doomsday in Legacy over the last six months (Oct 28 2025 - Apr 28 2026), with Doomsday sitting at a 52.7% overall winrate across 1,250 matches.

Combo mirrors and slower combo (good matchups):

  • vs Show and Tell: 54.72% (106 decisive matches) — slight edge, likely due to faster kill and harder-to-disrupt pile
  • vs Mystic Forge Combo: 60.38% (53 matches) — clear favorable
  • vs Post: 62.16% (37 decisive matches) — strong favorite; Post is too slow vs a protected Doomsday kill
  • vs Cephalid Breakfast: 47.37% (19 matches) — basically even, small sample

Blue tempo (bad matchups):

  • vs Dimir Tempo: 45.30% (117 decisive matches) — soft unfavorable; Psychic Frog and Daze tempo plays punish Doomsday's mana-intensive turns
  • vs Izzet Delver: 35.00% (100 decisive matches) — the worst matchup in the data; fast clocks plus Wasteland, Daze, and Spell Pierce are brutal against Doomsday's setup requirements

Other:

  • vs Eldrazi: 49.23% (65 decisive matches) — essentially 50/50; the prison elements can be disruptive but Doomsday can win fast enough
  • Note: Oops All Spells and Death & Taxes show no recorded head-to-head matches in the database, so no data is available for those pairings

The biggest takeaway is that Doomsday is heavily polarized: it preys on slower combo and artifact-based strategies but struggles badly against Izzet Delver specifically, which is also one of the most-played decks in the format (7.34% meta share).

Sources: Data drawn from 116 Legacy tournaments (Oct 2025 - Apr 2026), 60% MTGO / 40% Melee.