All-Seeing Arbiter - Streets of New Capenna [F]

Flying
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.

Color: Blue
Rarity: mythic
Type: Creature — Avatar
Foil