Marisi, Breaker of the Coil [Commander 2019] Sliver Activate only if Luminarch Ascension

Activate only if Luminarch Ascension has four or more quest counters on it

Set: Portal Three Kingdoms Type: Creature — Human Soldier Rarity: Uncommon Cost: {2}{W} Vigilance

but it is necessary

Thief of Blood enters the battlefield with a +1/+1 counter on it for each counter removed this way

Set: Ikoria: Lair of Behemoths Type: Creature — Dinosaur Beast Rarity: Uncommon Cost: {7}{G}{G} Trample

Marisi, Breaker of the Coil [Commander 2019] Sliver Activate only if Luminarch AscensionSet: Commander 2019 Type: Legendary Creature Cat Warrior Rarity: Mythic Cost: {1}{R}{G}{W} Your opponents can't cast spells during combat. Whenever a creature you control deals combat damage to a player, goad each creature that player controls. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.) "Cast off the law! Awaken your rage!"