ResearchBenchmarksMTG Gameplay on MTG Dimir Midrange (in-distribution opponent pool)Follow52.2Win RatePPO49.91250.50651.151.694May 7, 2026Evaluation ResultsMethodMethodLinksWin Rate95% CI (Win Rate)Difference (pp)Bootstrap P-ValueHolm P-ValuePPOns=2ns=22026.0552.229.4———CGFA-PPOns=2ns=22026.055030.62.20.48810.9762