This spell costs X less to cast, where X is the total toughness of creatures you control.
Defender
2UU: Until end of turn, target creature you control gets +1/+0, gains "Whenever this creature deals combat damage to a player, draw cards equal to its toughness," and can attack as though it didn't have defender.
Near Mint - $800
Lightly Played - $600
Moderately Played - $600
Heavily Played - $500
Damaged - $400
Near Mint Spanish - $800
Lightly Played Spanish - $600
Moderately Played Spanish - $600
Heavily Played Spanish - $500
Damaged Spanish - $400
Foil Prices
Near Mint Foil - $400
Lightly Played Foil - $300
Moderately Played Foil - $300
Heavily Played Foil - $300
Damaged Foil - $200
Near Mint Foil Spanish - $400
Lightly Played Foil Spanish - $300
Moderately Played Foil Spanish - $300
Heavily Played Foil Spanish - $300
Damaged Foil Spanish - $200