Cross Slash (クロススラッシュ, Kurosu Surasshu?) is a technique that appears in Kingdom Hearts III. It allows the user to vanish into a ray of light and quickly reappear at the enemy, upon which they strike with crossed Keyblades, dealing Physical damage.
In Kingdom Hearts III Re Mind, Cross Slash is an action ability used when attacking an enemy from a distance.
Learning Cross Slash
Kingdom Hearts III