Gear Gigant X [REDU-EN046] Secret Rare U-ARC000 you can find them here

you can find them here in Ghosts From the Past

Emil Hamilton

Set: Structure Deck: Realm of the Sea Emperor Card type: Effect Monster Rarity: Common Attack: 1800 Defense: 1300 Once per turn: You can discard 1 WATER monster to the Graveyard to target 1 card on the field

Fusion Material Monsters that are listed on a DARK Machine-Type Fusion Monster Card

Set: Limited Edition Alpha Type: Enchantment — Aura Common Cost: {U} Enchant creature Enchanted creature has flying

Gear Gigant X [REDU-EN046] Secret Rare U-ARC000 you can find them hereSet: Return of the Duelist Card type: Xyz Effect Monster Rarity: Secret Rare Attack: 2300 Defense: 1500 2 Level 4 monsters Once per turn: You can detach 1 Xyz Material from this card, add 1 Level 4 or lower Machine Type monster from your Deck or Graveyard to your hand. When this card leaves the field: You can target 1 Level 3 or lower "Geargia" monster in your Graveyard; Special Summon that target.