Wow. There’s all sorts of stuff.
it’s also causing the FPS drops I would assume?
Did you try a development build so you can push some console commands and turn things off yet?
I’d start with that.
one by one, just change the usual graphic settings/modes to see if something helps.
There’s just so much to possibly cover that it’s impossible to just list things.
Start with the post process material.
Because of this:
It appears the issue is related to our powerline asset; we’re trying to find out the exact reason, but we’ve deleted it and a friend testing it is seeing no issue.