Masked Hero Koga [SDHS-EN042] Super Rare Trap then target 1 "The Phantom

then target 1 "The Phantom Knights" monster in your Graveyard

During each of your Standby Phases

during the Standby Phase: You can detach 1 Xyz Material from this card

make this card unable to be destroyed by that battle

Masked Hero Koga [SDHS-EN042] Super Rare Trap then target 1 "The PhantomSet: Structure Deck: HERO Strike Card type: Fusion Effect Monster Rarity: Super Rare Attack: 2500 Defense: 1800 Must be Special Summoned with "Mask Change" and cannot be Special Summoned by other ways. This card gains 500 ATK for each monster your opponent controls. Once per turn, during either player's turn: You can banish 1 "Hero" monster from your Graveyard, then target 1 face up monster on the field; that target loses ATK equal to the ATK of the