At the beginning of your upkeep, sacrifice Nature's Wrath unless you pay {G}. Whenever a player puts an Island or blue permanent onto the battlefield, that player sacrifices an Island or blue permanent. Whenever a player puts a Swamp or black permanent onto the battlefield, that player sacrifices a Swamp or black permanent.
NM-Mint - $4.00
Lightly Played - $3.60
Moderately Played - $3.20
Heavily Played - $2.80
Damaged - $2.00
NM-Mint Non English - $4.00
Lightly Played Non English - $3.60
Moderately Played Non English - $3.20
Heavily Played Non English - $2.80
Damaged Non English - $2.00