Next is Ghost Beethoven Damashii, which has the ability to use music-based attacks.
First is Specter Nobunaga Damashii and uses the GanGun Hand's Gun Mode as his primary weapon. He was able to obtain this this form's Ghost Eyecon in the show's 4th episode. Next is the Specter Tutankhamun Damashii, which has his own special weapon in the form of GanGun Hand's Sickle mode, a configuration made possible thanks to the Cobra Mobile Ghost Gadget.
[Source: The Ghouly News Tumblr (link 2)]