Madblind Oasis
Land-Mountain Forest (Rare)

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

When Madblind Oasis enters the battlefield, sacrifice it unless you pay G.

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

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

Allan Grant West