This doesn't meet your "human enemies" requirement, but if you're looking for realistic firearm mechanics, you might want to look at https://store.steampowered.com/app/1129310/Receiver_2/. It does have procedurally-generated layouts, as per your roguelike point, and most of the game is firearm mastery.
Sacrifice them to summon a mortal or kill them and use their corpses to resurrect some zombies!
That being said:
I'm not totally sure that realism is necessarily the best complaint when it comes to the capabilities of a god in a god game.
It seems like one could issue that complaint about most games. I don't think any, say, tennis games let you murder your opponent, though that's clearly at least a possibility in real life.
The Pokémon Company confirms that no, its imagery was not granted for use in disturbing US Department of Homeland Security video | Eurogamer (www.eurogamer.net) angielski
Looking for a PC FPS with deep gunplay, where NPC enemies are humans angielski
Is there any shooter that meets those criteria?...
Fata Deum, a god game where you have to convert citizens living across an island to your faith, released in early access on Steam. (store.steampowered.com) angielski