More expected than impressive. They didn’t invent warped moral frameworks but they do buy from the market leader. The accusations aren’t to convince people to leave the other team, it’s to allow people to justify taking those actions themselves. Stochastic vote manipulation of you will.
In some version of the myth they actually put an exit back to the living world up there. Sisyphus in life tried to cheat death (even succeeded for a bit) which is part of why he wound up in Tartarus. He could stop pushing the rock any time he wanted, but it would mean giving up on escape.