Infernity Doom Dragon [TSHD-EN042] Ultra Rare TG02 The original ATK and DEF

The original ATK and DEF of this card become equal to the combined original ATK of the 2 Fusion Material Monsters you used for the Fusion Summon of this card

and after that

Set: Diamond & Pearl: Base Set Type: Lightning Rarity: Promo Retreat cost: Colorless

Set: OTS Tournament Pack 1 Card type: Effect Monster Rarity: Super Rare Attack: 0 Defense: 0 During either player's turn

Set: Sword & Shield: Shining Fates Type: Darkness Rarity: Secret Rare Retreat cost: Colorless

Infernity Doom Dragon [TSHD-EN042] Ultra Rare TG02 The original ATK and DEFSet: The Shining Darkness Card type: Synchro Effect Monster Rarity: Ultra Rare Attack: 3000 Defense: 2400 1 DARK Tuner + 1 or more non Tuner monsters Once per turn, if you have no cards in your hand, you can select 1 monster your opponent controls. Destroy that monster and inflict damage to your opponent equal to half its ATK. This card cannot attack during the same turn you activate this effect.