The good people would probably either not want to waste their time hurting people or they would get tired of it very quickly(we ain’t all perfect). Like if Trump died I’d be elated but it’s because he would no longer be poisoning the world with his presence and not because I personally want to beat his face in for eternity.
To be honest I think the hell I would want for these people would be a forced injection of critical thinking skills and empathy, with mandatory classes on all of the harm they did, so they could ultimately be their own punishment. At that point the most participation I would want would be my turn explaining how they people hurt me and the people I care about.
“But doesn’t this cost more and take up more space than just putting them side by side and not having the stairs? And the stairs are even dangerous for the person on top!”
“Ah, see you’re not thinking about how fun it is to shit on other people.”
“…”