Machina Force [LCYW-EN171] Secret Rare XY75 by Tributing 1 Thunder Effect

by Tributing 1 Thunder Effect non-Fusion Monster (in which case you do not use "Polymerization")

If this face-up Attack Position card battles an opponent's monster

Set: Black & White: Legendary Treasures Type: Darkness Rarity: Ultra Rare Retreat cost: Colorless

Set: Team Rocket Unlimited Type: Water Rarity: Rare Retreat cost: Colorless

Machina Force [LCYW-EN171] Secret Rare XY75 by Tributing 1 Thunder EffectSet: Legendary Collection 3: Yugi's World Card type: Effect Monster Rarity: Secret Rare Attack: 4600 Defense: 4100 Cannot be Normal Summoned Set. Must be Special Summoned by "Commander Covington", and cannot be Special Summoned by other ways. You must pay 1000 Life Points to declare an attack with this card. You can send this face up card you control to the Graveyard to target 1 "Machina Soldier", "Machina Sniper", and "Machina Defender" in your