I feel Hellboy would have been a better choice since it's a low level to a middle level world, such a shame I didn't discover this earlier to give my suggestions, Berserk would be a good option too...
I know nothing about Stevens Universe, then again I just wanted to say the authority of the Abyss only covers a small part of the Infinite worlds, so technically you can't go everywhere unless you're changing some of the core rules, great work by the way...
Day ??? of Not Uploading... —the app gave me a feature in the platform which basically makes it so I can do premiums if I upload more... lol I'm too busy with Uni and can only read here and there, much less write~