Doom Virus Dragon (Green) [DLCS-EN055] Ultra Rare BT3-082 then change the ATK of

then change the ATK of the monster this card was equipped to

Set: Battles of Legend: Relentless Revenge Card type: Effect Monster Rarity: Ultra Rare Attack: 1200 Defense: 2400 This card can only attack if you control exactly 3 "Noble Knight" monsters (and no other monsters)

1destroy the selected cards

Set: XY: Generations Type: Fairy Rarity: Uncommon Retreat cost: Colorless

Doom Virus Dragon (Green) [DLCS-EN055] Ultra Rare BT3-082 then change the ATK ofSet: Dragons of Legend: The Complete Series Card type: Fusion Effect Monster Rarity: Ultra Rare Attack: 1900 Defense: 1500 Must be Special Summoned with "The Fang of Critias", using "Crush Card Virus". If this card is Special Summoned: Look at your opponent's hand, all monsters they control, and all cards they draw until the end of their 3rd turn after this effect's activation, and destroy all those monsters with 1500 or more ATK.