Apex Devastator (Extended Art) [Commander Legends] XY129 you can Special Summon as

you can Special Summon as many "Crystal Beast" cards as possible from your Spell & Trap Card Zone

Gains 100 ATK for each Spell in your GY

Once during each of your turns

As she triggered yet another trap

you get to choose

Apex Devastator (Extended Art) [Commander Legends] XY129 you can Special Summon asSet: 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.)