When Wizened Arbiter enters the battlefield, you may reveal a white card you own from outside the game. If you do, exchange that card with a card in your hand.
Near Mint - $0.80
Lightly Played - $0.70
Played - $0.60
Heavily Played - $0.50
Damaged - $0.40
Near Mint Non-English - $0.80
Lightly Played Non-English - $0.70
Played Non-English - $0.60
Heavily Played Non-English - $0.50
Damaged Non-English - $0.40