Yu Yu Hakusho: Spirit Detective Cheats

Beat Tarukane with any character besides Yusuke and in the end when Genkai tells Yusuke he needs more training Yusuke's response picture is said by the character you used.

You can make your through those annoying buildings much faster if you got Hiei. Just use the Teleport ability on the sides or the back of a building or elevated plataform, and you will warp to tthe top of it! Very useful for timed missions.