I'll analyze Affinity variants since August 1st, 2025 to find the best performer and key differences.
Affinity has only ONE tracked variant since August 1st with a 50.18% winrate (715-710, 95% CI: 47.2%-53.2%) across 337 entries.
Best matchups:
• Mill: 77.8% (14-4) - Highly favorable
• Black Eldrazi: 73.3% (11-4) - Strong
• Goryo Reanimator: 64.5% (60-33) - Very good
Worst matchups:
• Broodscale: 17.9% (5-23) - Terrible
• The Rock: 10.0% (1-9) - Abysmal
• Amulet Titan: 34.3% (25-48) - Poor
• Boros Energy: 43.7% (80-103) - Unfavorable, most common matchup
Key variant cards (30-94% presence = splits):
• Ornithopter: 59% (traditional beatdown)
• Pithing Needle: 51% (prison element)
• Cranial Plating: 44% (aggro finisher)
• Engineered Explosives: 42% (control tool)
• Weapons Manufacturing: 30% (newer card advantage)
The absence of multiple distinct archetypes suggests pilots are running a flexible core with personalized flex slots rather than divergent strategies.
Sources: Data from 125 tournaments (83% MTGO, 17% Melee): https://www.mtgo.com/decklist/modern-challenge-32-2025-10-1212819536, https://www.mtgo.com/decklist/modern-challenge-32-2025-10-1212819532, https://www.mtgo.com/decklist/modern-challenge-64-2025-10-1112819525