With Star Wars having the force realm , hyperdrive dimension , world in between worlds etc. It made me think , what if the warp isn’t the end , what if when someone disappears from the warp he goes to somewhere better ? What if slaneesh doesn’t eat the soul of the remaining eldar and it is simply chaos propaganda for slaneesh to feed off from the ecstasy and feeling of impending doom ? After all a powerful and calm eldar or any faction for that matter is the most dangerous thing for chaos. In fact I believe that a lot of feats of chaos are indeed propaganda and delusions , after all we are told that everything is canon but not necessarily true .
Also if we are assuming that all of the religions from real life earth exist also in warhammer this means that they aren’t warp phenomenon as :
They were created before the chaos “gods” existed and some are directly opposite and contrary to their nature
The eye of terror didn’t exist at that time so chaos phenomenon was much more contained and restricted.
This leads me to the conclusion that chaos is purposefully causing the setting to seem grimdark and didn’t intervene when the emperor dismantled the religions . Because ,again, the most dangerous thing for chaos isn’t a bolster or a superweapon but people knowing that they are parasites and that there is something above chaos that is good , be it God or in in a Star Wars crossover the force