Cyber End Dragon (Blue) (DL17-EN010) [Duelist League Promo]

"Cyber Dragon" + "Cyber Dragon" + "Cyber Dragon"<BR>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.