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 - £3.80
Lightly Played - £3.20
Moderately Played - £2.70
Heavily Played - £1.90
Damaged - £1.20
Near Mint Non English - £3.80
Lightly Played Non English - £3.20
Moderately Played Non English - £2.70
Heavily Played Non English - £1.90
Damaged Non English - £1.20