here are some of Chrome's themes i kept finding some that worked with my character and yes some of them are from Katekyo Hitman Reborn lol
alternate personalty: http://www.youtube.com/watch?v=aYkO4nQb4TI

normal theme: http://www.youtube.com/watch?v=EAUOUmgXglw&feature=PlayList&p=C186AD4098AB4185&index=15

alternate personalty fighting theme: http://www.youtube.com/watch?v=5FbEtm_Keno