Blood Key
Land-Island Mountain (Rare)

(Tap: Add U or R to your mana pool.)

When Blood Key enters the battlefield, you lose 2 life unless you reveal a Red card from your hand.

2RR, Tap: Blood Key deals 1 damage to target creature.

2, Tap: Target land becomes a 3/3 blue Illusion Fish creature until end of turn. It's still a land.

James Deschamps