When Sparring Regimen enters the battlefield, learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.) Whenever you attack, put a +1/+1 counter on target attacking creature and untap it.
Near Mint - $0.20
Lightly Played - $0.20
Moderately Played - $0.20
Heavily Played - $0.20
Damaged - $0.10
Near Mint Spanish - $0.20
Lightly Played Spanish - $0.20
Moderately Played Spanish - $0.20
Heavily Played Spanish - $0.20
Damaged Spanish - $0.10
Foil Prices
Near Mint Foil - $0.30
Lightly Played Foil - $0.30
Moderately Played Foil - $0.30
Heavily Played Foil - $0.20
Damaged Foil - $0.20
Near Mint Foil Spanish - $0.30
Lightly Played Foil Spanish - $0.30
Moderately Played Foil Spanish - $0.30
Heavily Played Foil Spanish - $0.20
Damaged Foil Spanish - $0.20