MTG >Combos >Spawning Pit +Ashnod's Altar +Doubling Season +

Sacrifice a creature to put a counter on Spawning Pit Doubling Season's ability will put another counter on it. Remove two coounters to create a 2/2 token Doubling Season's ability will create two tokens Sacrifice a token with Ashnod's Altar to add two mana Sacrifice the other token with Spawning Pit Repeat the process.