Cyber End Dragon (STON-ENSE1) - Strike of Neos Limited

"Cyber Dragon" + "Cyber Dragon" + "Cyber Dragon"
A Fusion Summon of this card can only be conducted with the above Fusion Material Monsters. During battle between this card and a Defense Position monster whose DEF is lower than the ATK of this card, inflict the difference as Battle Damage to your opponent's Life Points.