MTG >Combos >Cerulean Wisps +Phyrexian Altar +Mnemonic Wall +Orvar, the All-Form +

Play Cerulean Wisps targeting Mnemonic Wall Orvar's ability will trigger, copy Mnemonic Wall. Mnemonic Wall's copy's ability will trigger, return Cerulean Wisps to your hand. Sacrifice the copy with Phyrexian Altar to add one blue mana. Repeat the process for infinite draw