MTG >Combos >Soulmender +Phyrexian Altar +Bliksem Greaves +Koll, de Smederijmeester +

With Knoll in play, cast Soulmender Equip it with Lightning Greaves and tap it to gain 1 life sacrifice Soulmender with Phyrexian Altar to add a white mana Knoll's ability will trigger, return Soulmender to your hand Repeat process for infinite life