When Contagion Clasp enters the battlefield, put a -1/-1 counter on target creature. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Near Mint - $0.50
Lightly Played - $0.47
Moderately Played - $0.40
Heavily Played - $0.30
Damaged - $0.25
Near Mint Non-English - $0.50
Lightly Played Non-English - $0.47
Moderately Played Non-English - $0.40
Heavily Played Non-English - $0.30
Damaged Non-English - $0.25
Foil Prices
Near Mint Foil - $3.00
Lightly Played Foil - $2.75
Moderately Played Foil - $2.50
Heavily Played Foil - $1.75
Damaged Foil - $1.50
Near Mint Foil Non-English - $3.00
Lightly Played Foil Non-English - $2.75
Moderately Played Foil Non-English - $2.50
Heavily Played Foil Non-English - $1.75
Damaged Foil Non-English - $1.50