As an additional cost to cast this spell, you may sacrifice any number of nonland permanents. This spell costs {1} less to cast for each permanent sacrificed this way. Whenever Rottenmouth Viper enters or attacks, put a blight counter on it. Then for each blight counter on it, each opponent loses 4 life unless that player sacrifices a nonland permanent or discards a card.
NM-Mint - $4.80
Lightly Played - $4.60
Moderately Played - $4.30
Heavily Played - $3.90
Damaged - $3.20
NM-Mint Non English - $4.80
Lightly Played Non English - $4.60
Moderately Played Non English - $4.30
Heavily Played Non English - $3.90
Damaged Non English - $3.20
Foil Prices
NM-Mint Foil - $5.80
Lightly Played Foil - $5.50
Moderately Played Foil - $5.20
Heavily Played Foil - $4.70
Damaged Foil - $3.80
NM-Mint Foil Non English - $5.80
Lightly Played Foil Non English - $5.50
Moderately Played Foil Non English - $5.20
Heavily Played Foil Non English - $4.70
Damaged Foil Non English - $3.80