mtg cube cards Magic Online Vintage LIVE Prize Cube Version Details When you do Vintage Cube Live!: Finals Recap

This can fuel his incredibly powerful little ability, where the player who wields him can draw seven cards every time they give up seven life points

Nullpriest of Oblivion Rarity: Rare TYPE: Creature SUBTYPE: Vampire Cleric CMC: 2 Mana cost: USD: $0.23 EUR: 0.29 TIX: 0.02 EDHREC RANK: 4695 (2/1) Kicker (You may pay an additional as you cast this spell.) Lifelink Menace (This creature can't be blocked except by two or more creatures.) When this creature enters, if it was kicked, return target creature card from your graveyard to the battlefield

You are giving them 3 turns to find a solution or just kill you themselves

Unless youre also running green, this should probably be in your white decks