Jace, the Mind Sculptor [From the Vault: Twenty] Amonkhet Prerelease Promos Firemane Avenger deals 3 damage

Firemane Avenger deals 3 damage to any target and you gain 3 life

This ability can't cause the total number of +1/+0 counters on Clockwork Beast to be greater than seven

then discard three cards

{T}: Exchange target opponent's life total with Tree of Perdition's toughness

Jace, the Mind Sculptor [From the Vault: Twenty] Amonkhet Prerelease Promos Firemane Avenger deals 3 damageSet: From the Vault: Twenty Type: Legendary Planeswalker Jace Rarity: Mythic Cost: {2}{U}{U} +2: Look at the top card of target player's library. You may put that card on the bottom of that player's library. 0: Draw three cards, then put two cards from your hand on top of your library in any order. 1: Return target creature to its owner's hand. 12: Exile all cards from target player's library, then that player shuffles their hand into their library.