Infinite colorless manaInfinite death triggersInfinite creature ETBInfinite creature LTBInfinite creature sacrifice triggersReturn some creature cards from your graveyard to the battlefield
How it works
Sacrifice Robo-Piñata to Ashnod's Altar, adding CC.
Robo-Piñata triggers, paying TKTK to put a sticker with power 2 or less onto Reveillark.
Sacrfice Reveillark to Ashnod's Altar, adding CC.
Reveillark triggers, returning Reveillark and any other valid target to the battlefield.
Sacrifice both returned creatures to Ashnod's Altar, adding CCCC.