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.
Live market data
$0.07 – $0.35
Nonfoil $0.07 Foil $0.35 Cardmarket €0.03
TCGplayer & Cardmarket market price
Know the real value
Scan Erratic Mutation with Tappr for real-time pricing — nonfoil, foil, and every printing.
Format legality
Free to download
Scan Erratic Mutation and more
Get Tappr free. Identify any Magic: The Gathering card and see what it is worth in seconds.
No credit card. No signup. Just scan.
Scan to download
Point your phone camera at a code
Free on iOS & Android
No account required