1. Wolfenstein Series
Wolfenstein: Youngblood on Steam (steampowered.com)
2. Hearts of Iron IV
Hearts of Iron IV on Steam (steampowered.com)
3. Crusader Kings 3
Crusader Kings III on Steam (steampowered.com)
4. Europe Universalis IV
Europa Universalis IV on Steam (steampowered.com)
5. Atom RPG
ATOM RPG: Post-apocalyptic indie game on Steam (steampowered.com)
(Remake)
6. Fallout 4
Fallout 4 on Steam (steampowered.com)
7. Paradise Lost
Paradise Lost on Steam (steampowered.com)
8. Freedom Fighters
Freedom Fighters on Steam (steampowered.com)
9. Industria
INDUSTRIA on Steam (steampowered.com)
10. Prey
Prey on Steam (steampowered.com)
11. Metro Exodus
Metro Exodus on Steam (steampowered.com)
Cold war if nuclear war would happen.
Nuclear winter if nuclear war would happen.
12. We Happy Few
We Happy Few on Steam (steampowered.com)
13. S.T.A.L.K.E.R. 2: Heart of Chornobyl
Pre-purchase S.T.A.L.K.E.R. 2: Heart of Chornobyl on Steam (steampowered.com)
14. Mad Max Series
Mad Max on Steam (steampowered.com)
15. The Silent Age
The Silent Age on Steam (steampowered.com)
16. Game Dev Tycoon
Game Dev Tycoon on Steam (steampowered.com)
17. Mars Horizon
Mars Horizon on Steam (steampowered.com)
start in history 1957 etc.
18. Zombie Army 4: Dead War
Zombie Army 4: Dead War on Steam (steampowered.com)
19. Iron Harvest
Iron Harvest on Steam (steampowered.com)
20. Not Tonight 2
Not Tonight 2 on Steam (steampowered.com)
21. Encased
Encased: A Sci-Fi Post-Apocalyptic RPG on Steam (steampowered.com)
