Professor Onyx [Strixhaven: School of Mages Prerelease Promos] Artifact — Equipment All creatures get -2/-2 until

All creatures get -2/-2 until end of turn

you may exile an artifact card from your hand

{2}{G}{G}: Another target Wolf or Werewolf you control fights target creature you don't control

The whistle of a hundred arrows filled the air

When Silverback Shaman dies

Professor Onyx [Strixhaven: School of Mages Prerelease Promos] Artifact — Equipment All creatures get -2/-2 untilSet: Strixhaven: School of Mages Prerelease Promos Type: Legendary Planeswalker Liliana Rarity: Mythic Cost: {4}{B}{B} Magecraft Whenever you cast or copy an instant or sorcery spell, each opponent loses 2 life and you gain 2 life. +1: You lose 1 life. Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard. 3: Each opponent sacrifices a creature with the greatest power among creatures that player