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.
NM-Mint - $2.50
Lightly Played - $2.40
Moderately Played - $2.20
Heavily Played - $2.00
Damaged - $1.60
NM-Mint Non English - $2.50
Lightly Played Non English - $2.40
Moderately Played Non English - $2.20
Heavily Played Non English - $2.00
Damaged Non English - $1.60