Games like Nekketsu Kouha Kunio-kun Special

If you finished Nekketsu Kouha Kunio-kun Special, the closest matches are Astral Chain, Marvel Ultimate Alliance 3: The Black Order, Warhammer: Chaosbane, Shadows: Awakening and Flux Heroes. All 6 share its hack and slash/beat 'em up genre and are ranked by how closely their themes and modes overlap.