Wooded Retreat
Land-Forest Island (Rare)

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

Wooded Retreat enters the battlefield tapped unless you control an enchantment.

GG, Tap, Sacrifice Wooded Retreat: Destroy target artifact.

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

Carl Briclot