Bone Crusher [CRMS-EN083] Ultimate Rare 21 Set: Elemental Energy Card type:

Set: Elemental Energy Card type: Normal Trap Rarity: Ultimate Rare If there is a face-up monster on your side of the field that includes "Elemental Hero" in its card name

Set: XY: Steam Siege Type: Dragon Rarity: Ultra Rare Retreat cost: 0

2: Change 1 monster on the field to face-down Defense Position or face-up Attack Position

You cannot substitute for any other Fusion-Material Monsters in the current Fusion

you can detach 1 Xyz Material from that monster instead

Bone Crusher [CRMS-EN083] Ultimate Rare 21 Set: Elemental Energy Card type:Set: Crimson Crisis Card type: Effect Monster Rarity: Ultimate Rare Attack: 1600 Defense: 200 When this card is Special Summoned from your Graveyard by the effect of a Zombie Type monster, you can destroy 1 Spell or Trap Card your opponent controls. Destroy this card during the End Phase of the turn it was Special Summoned.