Apex Devastator [Commander Legends]

Set: Commander Legends Type: Creature — Chimera Hydra Rarity: Mythic Cost: {8}{G}{G} Cascade, cascade, cascade, cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order. Multiple instances of cascade each trigger separately.)