First printed in Onslaught (2002)
False Cure 
Instant
Until end of turn, whenever a player gains life, that player loses 2 life for each 1 life they gained.
Legality
- Legal in
- Legacy, Vintage, Premodern, Commander, Duel Commander, PreDH, Tiny Leaders, Oathbreaker
- Not legal in
- Standard, Pioneer, Modern, Pauper, Future Standard, Historic, Timeless, Alchemy, Penny Dreadful, Old School 93/94, Gladiator, Pauper Commander, Brawl, Standard Brawl, Competitive Brawl
MTGO price: 0.08 TIX, the cheapest non-foil print (average sell price on GoatBots, 28 Oct 2026).
Combos
2 combos from Commander Spellbook, the most popular first.
- Target opponent loses the game: Beacon of Immortality + False Cure
- Near-infinite lifeloss for target opponent: Congregate + False Cure