Stick some Easter-eggs from stranger in there. The odd outlaw wanted poster, or make one of the fuzzles a chippunk. Sewer slogs could be slegs?
I'm just saying, the cross pollination that makes them seem more like the same world could work both ways.
Oh, and the shaman could look more like the concept art (or even be Bigface?) and he could appear and disappear into birds. When portals are used birds should flutter away when they close, and the respawn eggs should be replaced with a bird-respawn.
Birds!
Fish in clean lakes.
Possessed characters get blue eyes. If they have eyes.
Animals should not have security orbs for health. Bats, maybe.
More caveart on the walls.
__________________
| (• ◡•)| (❍ᴥ❍ʋ)
|