Space Dragster [INOV-EN000] Rare Duelist Saga Once per turn : You

Once per turn : You can change this card to face-down Defense Position

The activation of your cards and effects that include an effect that Fusion Summons a Fusion Monster cannot be negated

You can only use this effect of "Cipher Mirror Knight" once per turn

up to the number of face-up cards your opponent controls

this card gains ATK equal to the discarded monster's ATK until the end of this turn

Space Dragster [INOV-EN000] Rare Duelist Saga Once per turn : YouSet: Invasion: Vengeance Card type: Continuous Trap Rarity: Rare Special Summon this card as an Effect Monster (Machine Type Tuner FIRE Level 1 ATK 0 DEF 1800). (This card is also still a Trap Card.) If Summoned this way, other Tuners you control cannot be destroyed by battle or your opponent's card effects while this card is in the Monster Zone.