Erratic Mutation
Mana cost
Mana value3TypeInstant
Color identity Blue
RarityCommon
SetTime Spiral Remastered (TSR)
ArtistZoltan Boros & Gabor Szikszai
Price€0.03 · foil €0.12 · $0.12
Mana value3TypeInstant
Color identity Blue
RarityCommon
SetTime Spiral Remastered (TSR)
ArtistZoltan Boros & Gabor Szikszai
Price€0.03 · foil €0.12 · $0.12Erratic 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.
Legality
CommanderLegalStandardNot legalPioneerNot legalModernLegalLegacyLegalVintageLegalPauperLegalBrawlNot legalOathbreakerLegalHistoricNot legalTimelessNot legalPenny DreadfulLegal
Rulings
2021-03-19
If a card in a player's library has 
in its mana cost, X is considered to be 0.
2021-03-19
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.
