(@wario100) CH: Is insecure and gets nervous easily. She can swack enemies with her C-tail. (@florenciramir) LL: A funny goofball who almost never takes things seriously. He also has the slash gem. (@Jereoics) RR: A ghost and acts similar to English H. And yes, all three of them will appear in the second epilogue. The users in parenthesis is who will voice them, BTW.
Credit to @frorenciramir (Who woiced LL) for the base of R