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 - $5.10
Lightly Played - $4.80
Moderately Played - $4.60
Heavily Played - $4.10
Damaged - $3.30
NM-Mint Non English - $5.10
Lightly Played Non English - $4.80
Moderately Played Non English - $4.60
Heavily Played Non English - $4.10
Damaged Non English - $3.30
Foil Prices
NM-Mint Foil - $5.10
Lightly Played Foil - $4.90
Moderately Played Foil - $4.60
Heavily Played Foil - $4.10
Damaged Foil - $3.40
NM-Mint Foil Non English - $5.10
Lightly Played Foil Non English - $4.90
Moderately Played Foil Non English - $4.60
Heavily Played Foil Non English - $4.10
Damaged Foil Non English - $3.40