Impostor Professor Oak (73/102) [Base Set 1st Edition]Set: Base Set 1st Edition Rarity: Rare

Set: POP Series 4 Type: Colorless Rarity: Rare Retreat cost: Colorless

The ATK of FIRE monsters and Pyro-Type monsters becomes 0

After that

Set: Ancient Guardians Card type: Effect Monster Rarity: Collector's Rare Attack: 1700 Defense: 400 When a card effect is activated in your opponent's GY (Quick Effect): You can send this card from your hand to the GY

when your opponent activates a monster effect (Quick Effect): You can make this card lose exactly 800 ATK

Set: Assault of the Saiyans Era: Future Trunks Saga Rarity: Special Rare Game character: Broly : Br Color: Blue Card type: Battle Power: 30000 Combo energy: 1 Combo power: 10000

cards and effects cannot be activated

Set: Rise of the Unison Warrior Era: Shadow Dragon Saga Rarity: Secret Rare Game character: Frieza : Br Color: Black Card type: Battle Power: 45000 Combo energy: 1 Combo power: 10000

Set: Enemy of Justice Card type: Effect Monster Rarity: Ultimate Rare Attack: 1200 Defense: 1600 When this card is in face-up Attack Position on your side of the field

Set: HeartGold & SoulSilver: Base Set Rarity: Promo

Set: Dark Revelation Volume 4 Card type: Fusion/Effect Monster Rarity: Rare Attack: 2100 Defense: 800 "Etoile Cyber" + "Blade Skater" A Fusion SUmmon of this card can only be conducted with the above Fusion Material Monsters

if this card attacks a face-up Defense Position monster: Destroy that monster immediately (without damage calculation)