Amane Nishiki. A feminine man dressed in a pink kimono. Appears to have an Astral Finish which turns characters into younger versions of themselves, or just other versions.
Bullet. A woman wearing denim panties short-shorts. Appears to have ties with Sector Seven. Everyone thinks her belt is an animal tail and she "looks like Makoto".
Azrael. A manly man who loves fighting. With big blue hair and tattoos. Yep.
Ragna the Bloodedge
Valkenhayn R. Hellsing
Platinum the Trinity
New: - No more gold bursts, replaced by new system called "Overdrive". - Defensive bursts still in though. - Crush trigger: during certain moves, press A+B to crush your opponents guard. Won't work on barrier guard though, and costs 25% heat