Grass-Pools
Land-Forest Island (Rare)

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

Grass-Pools enters the battlefield tapped unless you sacrifice a Green permanent.

1GG, Tap: Put a +1/+1 counter on target creature.

U, Tap, Sacrifice Grass-Pools: Return target creature you control to its owner's hand.

Jesper Briclot