Berserk Dragon [DR1-EN181] Super Rare 208 when an opponent's DARK monster

when an opponent's DARK monster activates its effect: You can detach 1 Xyz Material from this card

After this card is Special Summoned

While you control "Toon World" and your opponent controls no Toon monsters

Set: HeartGold & SoulSilver: Base Set Type: Trainer Rarity: Promo

Set: Shadow of Infinity Card type: Effect Monster Rarity: Ultimate Rare Attack: 1100 Defense: 600 This card's name is treated as "Cyber Dragon" while it is face-up on the field

Berserk Dragon [DR1-EN181] Super Rare 208 when an opponent's DARK monsterSet: Dark Revelation Volume 1 Card type: Effect Monster Rarity: Super Rare Attack: 3500 Defense: 0 This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except by the effect of "A Deal with Dark Ruler". This card can attack all monsters on your opponent's side of the field once each. Decrease the ATK of this card by 500 points during the End Phase of each of your turns.