When this creature enters, you gain 3 life.

Choose one — • Each opponent sacrifices an artifact of their choice. • Each opponent sacrifices an enchantment of their choice. • Each opponent sacrifices a creature with flying of their choice.

As this artifact enters, choose a card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

Choose one — • Counter target spell with mana value 2 or less. • Counter target red or green spell with mana value 6 or less.

Counter target activated ability, triggered ability, or legendary spell.

This spell costs {2} less to cast if it targets a blue spell. Counter target spell unless its controller pays {3}.

Spells and abilities your opponents control can't cause their controller to search their library. −1: Target player mills four cards. Then exile each opponent's graveyard.

Companion — Your starting deck contains at least twenty cards more than the minimum deck size. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) Flying When Yorion enters, exile any number of other nonland permanents you own and control. Return those cards to the battlefield at the beginning of the next end step.