MTG >Combos >Reveillark +Saffi Eriksdotter +Phyrexian Altar +

Sacrifice Saffi Eriskdotter to make Reveillark return to the battlefield when it dies Sacrifice Reveillark with Phyrexian Altar to add one mana of any color Saffi's ability will trigger, return Reveillark to the battlefield Reveillark's ability will trigger, return Saffi to the battlefield repeat the process