Proto-Cyber Dragon [DR04-EN130] Super Rare Noble Knights of the Round Table Box Set Special Summon that target in

Special Summon that target in Attack Position

Set: Shonen Jump Magazine Promos Card type: Effect Monster Rarity: Ultra Rare Attack: 4000 Defense: 4000 You must Tribute 3 monsters to Normal Summon this card (you cannot Set this card)

If you control a face-up "Six Samurai" monster

Set: Flaming Eternity Card type: Effect Monster Rarity: Ultimate Rare Attack: 2300 Defense: 1000 This card is unaffected by your opponent's Spell Cards

Proto-Cyber Dragon [DR04-EN130] Super Rare Noble Knights of the Round Table Box Set Special Summon that target inSet: Dark Revelation Volume 4 Card type: Effect Monster Rarity: Super Rare Attack: 1100 Defense: 600 This card's name is treated as "Cyber Dragon" while it is face up on the field.