Yubel - The Ultimate Nightmare [LCGX-EN199] Secret Rare SV005 During battle between this attacking

During battle between this attacking and a Defense Position monster whose DEF is lower than the ATK of this card inflict the difference as Battle Damage to your opponent

you can Tribute 1 DARK monster your opponent controls

• Add 1 "Elemental Hero"

You can only use this effect of "Degrade Buster" once per turn

except "Donpa

Yubel - The Ultimate Nightmare [LCGX-EN199] Secret Rare SV005 During battle between this attackingSet: Legendary Collection 2 Card type: Effect Monster Rarity: Secret Rare Attack: 0 Defense: 0 Cannot be Normal Summoned or Set. Must be Special Summoned by "Yubel Terror Incarnate", and cannot be Special Summoned by other ways. This card cannot be destroyed by battle. You take no Battle Damage from battles involving this card. At the end of the Damage Step, if this face up Attack Position card battles an opponent's monster: Inflict damage equal to