Ancient Gear Golem [DR3-EN186] Ultra Rare Psychic that monster effect(s) can be

that monster effect(s) can be treated as this card's effect and can be activated once

Once per turn: You can banish 1 "Spellbook" Spell Card from your hand or Graveyard to target 1 card on the field

Set: Nintendo: Black Star Promos Type: Water Rarity: Black Star Promo Retreat cost: Colorless

decrease the ATK of all your opponent's monsters by 300 points

you can select and activate 1 of the following effects:{NL}-Select 1 card from your opponent''s hand randomly and discard it to the Graveyard

Ancient Gear Golem [DR3-EN186] Ultra Rare Psychic that monster effect(s) can beSet: Dark Revelation Volume 3 Card type: Effect Monster Rarity: Ultra Rare Attack: 3000 Defense: 3000 This card cannot be Special Summoned. During battle between this attacking card and a Defense Position monster whose DEF is lower than the ATK of this card, inflict the difference as Battle Damage to your opponent. If this card attacks, your opponent cannot activate any Spell or Trap Cards until the end of the Damage Step.