MTG >Combos >Myr Propagator +Ashnod's Altar +Lightning Greaves +Zirda, the Dawnwaker +

Zirda reduces the cost of your permanents' abilities by two mana. Pay one mana and tap Myr Propagator to copy it Sacrifice Myr Propagator with Ashnod's Altar to add two mana Equip the copy of Myr Propagator with Lightning Greaves Repeat the process for infinite mana.