Has the Demon King even been introduced in Konosuba? His Generals have mostly been reasonable, to the point I fully expect Kazuma to have more difficulty with the WHY than the HOW versus the Demon King.

Satella, I can't argue that one without spoilers, but from early-on we can see she's more a lingering force of nature than a clear and present danger. The people who want her back to center-stage, on the other hand ...

Tanya ... has a LOT of killing to do before there will be time for some obvious conclusions.

Then Naufumi ... yeah, its not clear whether whoever set things up in such a bizarre fashion is still alive or meddling, but in their absence "the state of things" is plenty to struggle against.

Momon? Ainz is too busy wiping the shit from their boots from all the ASPIRING/would-be big-bads constantly ding-dong-ditching Him like its the most brilliant plan ever, to have the time to consider being slightly more evil than the world's most powerful pro-bono stable-boy/dog-walker. Demiurge? ... is accidentally kinder than 95% of that world's people, even when it comes to flaying ... mammals ... for vellum. A quick death is a very good day in THE-Gnostic-Demiurge-would-tell-the-people-who-made-this-one-to-chill-out-for-a-second world.