Please upload a picture or two.
Vampire Strike (吸血攻撃, Kyūketsu Kōgeki?, lit. "Vampire Attack") is a technique that appears in Kingdom Hearts 3D: Dream Drop Distance. It allows the user to tackle an enemy, draining its HP.
In Kingdom Hearts 3D: Dream Drop Distance, Vampire Strike is an attack command that deals Dark damage, and restores some of the user's HP.