Demon Queen Echidna is a funny woman who drinks a lot in her free time She is a Demon Queen that rules her castle and she always laughs all the time. She can be a little seductive at times when she is attracted to someone. It is said that she is an unruly and cruel person. Despite these rumors, Echidna is generally easy-going, cheerful, and relaxed  As long as she isn't directly provoked, she's perfectly fine with "live and let live” although she occasionally voices the desire to burn up people 