MTG >Combos >Mairsil, the Pretender +Triskelion +Blood Vassal +Endling +

Exile all cards with Mairsil Pay one black mana to give Undying to Mairsil Sacrifice Mairsil to add two black mana Undying's ability will trigger, return Mairsil to the battlefield Pay one mana and remove a +1/+1 Counter from Mairsil to deal 1 damage to the opponent. Repeat the process for infinite damage