If target creature has toughness 5 or greater, it gets +4/-4 until end of turn. Otherwise, it gets +4/-X until end of turn, where X is its toughness minus 1.
Near Mint - $17.10
Near Mint Non-English - $17.10
Lightly Played - $15.40
Lightly Played Non-English - $15.40
Played - $12.00
Played Non-English - $12.00
Heavily Played - $10.30
Heavily Played Non-English - $10.30
Damaged - $8.60
Damaged Non-English - $8.60