Whenever All-Seeing Arbiter enters the battlefield or attacks, draw two cards, then discard a card.
Whenever you discard a card, target creature an opponent controls gets -X/-0 until your next turn, where X is the number of different mana values among cards in your graveyard.
Near Mint - $200
Lightly Played - $100
Moderately Played - $100
Heavily Played - $100
Damaged - $100
Near Mint Spanish - $200
Lightly Played Spanish - $100
Moderately Played Spanish - $100
Heavily Played Spanish - $100
Damaged Spanish - $100
Foil Prices
Near Mint Foil - $200
Lightly Played Foil - $200
Moderately Played Foil - $200
Heavily Played Foil - $200
Damaged Foil - $100
Near Mint Foil Spanish - $200
Lightly Played Foil Spanish - $200
Moderately Played Foil Spanish - $200
Heavily Played Foil Spanish - $200
Damaged Foil Spanish - $100