Ancient Gear Golem [BP02-EN035] Mosaic Rare Spirit Monster You can only use this

You can only use this effect of "D/D/D Cursed King Siegfried" once per turn

Set: Sun & Moon: Base Set Type: Metal Rarity: Holo Rare Retreat cost: Colorless

decrease the ATK of 1 monster by half and increase the ATK of another monster by the same amount

destroy all other face-up monsters on the field

Ancient Gear Golem [BP02-EN035] Mosaic Rare Spirit Monster You can only use thisSet: Battle Pack 2: War of the Giants Card type: Effect Monster Rarity: Mosaic Rare Attack: 3000 Defense: 3000 Cannot be Special Summoned. If this card attacks a Defense Position monster, inflict piercing Battle Damage to your opponent. If this card attacks, your opponent cannot activate any Spell Trap Cards until the end of the Damage Step.