MTG >Combos >Bile Urchin +Oyobi, Who Split the Heavens +Phyrexian Altar +Enduring Renewal +

Cast Bile Urchin Oyobi's ability will trigger, create a 3/3 token Sacrifice Bile Urchin with Phyrexian Altar to add one black mana. Enduring Renewal's ability will trigger, return Bile Urchin to your hand Repeat the process for infinite tokens.