Rei Cold Sword ("冷斬明麗洸 - Rei kōrudo sōdo") is one of Kan-u secret ninja arts in Senran Kagura: Estival Versus, it requires one ninja art scroll to execute.
Overview[]
Estival Versus[]
Kan-u's spear begin to be surrounded by a green aura and send several waves of energy at his enemies before finishing them with a powerful one.