"Hmmm. Ok, underwhere and overthere's about where things stop being similar. There's an underworld, and heaven. The rest? Different," she could assess quickly enough, but she got the feeling that afterlife had a bit of a basic structure as a rule, unless things got needlessly complicated. "Kappa? Humans draw them like you, but they usually look like human girls actually. Most spirits are female and humanoid. They're all ... I guess you'd call them obsessed specialists and nerds. Always trying to do their own thing, usually all at once and making a mess of things."

So... same name, similar visual origins, but definitely not the same. "For the last thousand years and change, I've guarded one bridge and then for the last century, another. People come to me for help crossing or when they need help breaking a thing up that needs to end. Usually divorces, breakups. I guess they figured I dealt with an old cheater, so I can still help them?"

A shrug. "As for powers, I'm a spirit of envy, so controlling envy is about the size of it. I can make people insanely jealous, and I get jealous easily. Different methods, but always amounts to the same thing."