Games by Firaxis Games

1. Sid Meier's Civilization V (2010)
2. Sid Meier's Civilization IV (2005)
3. XCOM: Enemy Unknown (2012)
4. Sid Meier's Civilization VI (2016)
5. XCOM 2 (2016)
6. XCOM: Enemy Within (2013)
7. Sid Meier's Alpha Centauri (1999)
8. XCOM 2: War of the Chosen (2017)
9. Sid Meier's Civilization V: Brave New World (2013)
10. Marvel's Midnight Suns (2022)
11. Sid Meier's Pirates! (2004)
12. Sid Meier's Civilization V: Gods & Kings (2012)
13. Sid Meier's Civilization: Beyond Earth (2014)
14. Sid Meier's Civilization IV: Beyond the Sword (2007)
15. Sid Meier's Civilization VI: Gathering Storm (2019)
16. Sid Meier's Civilization VII (2025)
17. XCOM: Chimera Squad (2020)
18. Sid Meier's Civilization Revolution (2008)
19. Sid Meier's Civilization IV: Warlords (2006)
20. XCOM: Enemy Within (2013)