[@Double] Because Demon King has been at this longer. And he's in disguise.

[s]Besides, with like 20 different things going on, Momo's "I look like a monster arc" is very likely to get overlooked, because it's a other people's opinions thing, and DBZ is full of dog and animal people. So pink blob monster is... Likely to be overlooked as "Oh hey, another strong fighter" takes precedence. Characters in RPs tended to be judged more by actions than appearance.[/s]