https://diaperedanime.com/forum/show...486/index.html this and the other one were what I was thinking
https://diaperedanime.com/forum/show...989/index.html to revive.
as for the guild idea the thought was just like, more or less just doing some kind of setting with various heros and villains regulated by some overseer or such. ..kind of a concept of the things you'd see on tv or in comics being just the character's day jobs or something. run by some overseeing body that keeps a balance of sorts to keep escalation in check.