Gadget Hauler [CSOC-EN013] Common Fire[+40] When an attack is declared

When an attack is declared involving this card and an opponent's face-up monster: You can activate this effect

you can Special Summon 1 Monster Card that includes "Gravekeeper's" in its card name from your Graveyard to the field

Set: Duelist Pack: Dimensional Guardians Card type: Ritual/Effect Monster Rarity: Super Rare Attack: 1800 Defense: 1500 You can Ritual Summon this card with "Machine Angel Ritual"

Set: Legacy of Darkness Card type: Field Spell Rarity: Common Attack: 0 Defense: 0 This card's name is treated as "Umi"

Gadget Hauler [CSOC-EN013] Common Fire[+40] When an attack is declaredSet: Crossroads of Chaos Card type: Effect Monster Rarity: Common Attack: 1300 Defense: 0 Once per turn, you can send any number of "Morphtronic" monsters from your hand to the Graveyard to have this card gain 800 ATK for each.