Breeding Bluffs
Land-Mountain Forest (Rare)

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

Breeding Bluffs enters the battlefield tapped unless you control an enchantment.

GG, Tap, Sacrifice Breeding Bluffs: Destroy target enchantment.

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

Kev Chan