Creature — Merfolk Wizard 1/1, U (1)
Common
Whenever a player casts a blue spell, you may pay {1}. If you do, target player puts the top two cards of his or her library into his or her graveyard.
Nothing satisfies a merrow as much as drowning what it cannot have.
Illus. E. M. Gist
Legal in Vintage (Type 1)
Legal in Legacy (Type 1.5)
Legal in Classic (MTGO)
Legal in Commander
Legal in Modern