Omastar (40/62) [Fossil 1st Edition] 267 Set: Neo Discovery 1st Edition

Set: Neo Discovery 1st Edition Type: Metal Rarity: Holo Rare Retreat cost: Colorless

If an "Ancient Gear Golem" and/or "Ancient Gear Golem - Ultimate Pound" you control would be destroyed by battle or card effect

Set: Hidden Arsenal 5: Steelswarm Invasion Card type: Effect Monster Rarity: Super Rare Attack: 300 Defense: 200 When this card is sent from the field to the Graveyard: All face-up "Laval" monsters you currently control gain 200 ATK for each "Laval" monster in your Graveyard

your own monsters on the field are destroyed and you lose Life Points equal to half the total ATK of the destroyed monsters

That monster loses 500 ATK while equipped with this card

Omastar (40/62) [Fossil 1st Edition] 267 Set: Neo Discovery 1st EditionSet: Fossil 1st Edition Type: Water Rarity: Uncommon Retreat cost: Colorless