Gem-Knight Ruby [DT05-EN034] Ultra Rare XY68 or (if Monster) cannot activate

or (if Monster) cannot activate its effects

Set: XY: BREAKthrough Type: Water Rarity: Ultra Rare Retreat cost: Colorless

if this card attacked or was attacked

Set: Sun & Moon: Team Up Type: Dragon Rarity: Secret Rare Retreat cost: Colorless

Set: Sun & Moon: Guardians Rising Type: Water Rarity: Ultra Rare Retreat cost: Colorless

Gem-Knight Ruby [DT05-EN034] Ultra Rare XY68 or (if Monster) cannot activateSet: Duel Terminal 5 Card type: Fusion Effect Monster Rarity: Ultra Rare Attack: 2500 Defense: 1300 Gem Knight Garnet + 1 "Gem Knight" monster Must first be Fusion Summoned using the above cards as Fusion Material Monsters. Once per turn: You can Tribute 1 face up "Gem" monster you control; this card gains ATK equal to the Tributed monster's ATK, until the End Phase. During battle between this attacking card and a Defense Position monster, inflict