Search your library for a green creature card, reveal it, put it into your hand, then shuffle. At the beginning of your next upkeep, pay {2}{G}{G}. If you don't, you lose the game.
Near Mint - $2,300
Lightly Played - $1,800
Moderately Played - $1,600
Heavily Played - $1,400
Damaged - $1,200
Near Mint Spanish - $2,300
Lightly Played Spanish - $1,800
Moderately Played Spanish - $1,600
Heavily Played Spanish - $1,400
Damaged Spanish - $1,200