Waterveil Moor
Land-Island Swamp (Rare)

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

Waterveil Moor enters the battlefield tapped unless you control one or more creatures.

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

BB, Tap, Sacrifice Waterveil Moor: Put a -1/-1 counter on target creature.

Aleksi Chippy