Spawnsire of Ulamog

That third ability is the most quietly absurd line in the entire Eldrazi titan supporting cast: pay twenty mana of any color and cast your whole owned-but-unsleeved stash of Eldrazi onto the stack for free. It is the rare ability written for a single moment that almost never arrives, and the card is honest about how you get there. The middle line is the engine: four mana makes two Eldrazi Spawn, each a one-shot ramp token, so the card builds its own absurd mana cliff token by token rather than leaning on outside acceleration to supply it. The Annihilator 1 and the 7/11 body barely register against that plan; they exist so the card is not embarrassing on an empty board while you assemble the real one. Where the larger titans of this lineage were cast-trigger payoffs that warped a single turn, this one is a self-contained ritual: the spawn-maker and the spawn-spender live on the same permanent, and the twenty-mana ultimate is the punchline the whole structure exists to deliver. It is a design built around the question of what a generic mana sink at the absolute ceiling of cost should actually do, and the answer here is to reach outside the game entirely, which is both the gimmick and the reason the card is remembered.