Flying Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) {3}{U}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Near Mint - $1.10
Lightly Played - $1.00
Played - $0.80
Heavily Played - $0.70
Damaged - $0.60
Near Mint Non-English - $1.10
Lightly Played Non-English - $1.00
Played Non-English - $0.80
Heavily Played Non-English - $0.70
Damaged Non-English - $0.60