This relentless loop turns the graveyard into a limitless engine of life and resources, fueled entirely by the undead persistence of Gravecrawler. Because Gravecrawler can be cast straight from your graveyard as long as you control another Zombie, Warren Soultrader gladly accepts it as a sacrifice to fund its own rebirth while leaving behind a Treasure token. Meanwhile, Essence Warden watches the endless procession and gently offsets the life payment to Warren Soultrader, sealing an airtight loop that generates infinite death triggers, life, and storm count without ever running dry.