Erratic Mutation
Instant
Choose target creature. Reveal cards from the top of your library until you reveal a nonland card. That creature gets +X/-X until end of turn, where X is that card's mana value. Put all cards revealed this way on the bottom of your library in any order.
standard
future
historic
gladiator
pioneer
explorer
modern
legacy
pauper
vintage
penny
commander
brawl
alchemy
paupercommander
duel
oldschool
premodern
Rulings
You reveal cards and the creature gets +X/-X all while Erratic Mutation is resolving. Nothing can happen in between, and no player can take actions.
If a card in a player’s library has in its mana cost, X is considered to be 0.
If a card in a player’s library has in its mana cost, X is considered to be 0.
Rulings
You reveal cards and the creature gets +X/-X all while Erratic Mutation is resolving. Nothing can happen in between, and no player can take actions.
If a card in a player’s library has in its mana cost, X is considered to be 0.
If a card in a player’s library has in its mana cost, X is considered to be 0.
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