Whenever you attack, put a shield counter on target attacking creature. Until end of turn, it gains "Whenever this creature deals combat damage to a player, remove a shield counter from it. If you do, draw a card." (If a creature with a shield counter on it would be dealt damage or destroyed, remove a shield counter from it instead.)
NM-Mint - $1.30
Lightly Played - $1.20
Moderately Played - $1.20
Heavily Played - $1.00
Damaged - $0.90
NM-Mint Non English - $1.30
Lightly Played Non English - $1.20
Moderately Played Non English - $1.20
Heavily Played Non English - $1.00
Damaged Non English - $0.90