Having the traitor in the party, has a binary result, it'es either one of the best campaign you'll play, or a horror story, no middle ground
It's certainly one way to get the table to listen to you when you tell them for the last goddamn time, you're not DMing the next campaign...
It's one way I've seen some games not have a next campaign
Humor, jokes, memes about TTRPGs
Having the traitor in the party, has a binary result, it'es either one of the best campaign you'll play, or a horror story, no middle ground
It's certainly one way to get the table to listen to you when you tell them for the last goddamn time, you're not DMing the next campaign...
It's one way I've seen some games not have a next campaign