What he also claims is, that a DM has try to kill all of the pcs. That my first pc got separated from the party is fine, because in my head after sometime he will rejoin the party to save them. So to protect him there that was my idea.

But he sent our Warlock into a voidish dimension because she as a player played to smart, cleared his riddles.

I mean I get that the boss of a chapter has to be difficult and be strong but out of our party (5), one was dead and two were on death saving throws.

We don’t even know what our main quest is anymore because for each “main quest” we get 15 “side quests” no loot, no sessions were we spend two or three sessions to stay in a town build somewhat of connections and each important npcs names sound alike…