Mapping the Maze

{1}{U}

Instant · ymkmAlchemy: Murders at Karlov Manor · #7 · Uncommon

Instant
Choose an instant or sorcery card in your hand or graveyard. That card perpetually incorporates {U} and gains "When you cast this spell, draw a card." Then return a multicolored instant or sorcery card from your graveyard to your hand.