MTG >Combos >Burning-Tree Emissary +Ashnod's Altar +Enduring Renewal +

Cast Burning-Tree Emissary When Burning-Tree Emissary enters the battlefield, It'll add 2 mana Sacrifice Burning-Tree Emissary to Phyrexian Altar to add mana. Enduring Renewal's ability will trigger, return the creature your hand. Cast Burning-Tree Emissary Repeat the process for infinite mana.