Firaxis

Sid Meier's Civilization VII (PS5)

Sid Meier's Civilization V (PC)

Sid Meier's Civilization IV: Warlords (Expansion) (PC)

Sid Meier's Railroads (PC)

Sid Meier's Alpha Centauri (PC)

Sid Meier's Civilization V: Gods and Kings (Expansion) (PC)

XCOM: Enemy Unknown (PC)

XCOM: Enemy Unknown (PS3)

Sid Meier's Civilization III Complete Edition (PC)

XCOM: Enemy Unknown - Slingshot (PC)

Civilization Revolution (Xbox 360)

Civilization Revolution (PS3)

Civilization V Expansion: Brave New World (Mac)

Sid Meier's Civilization IV - Complete Edition (PC)

XCOM: Enemy Within (PC)

Sid Meier's Ace Patrol (PC)

Sid Meier's Civilization V - Map Pack: Scrambled Continents (PC)

Civilization V - Map Pack: Scrambled Nations (Mac)

Sid Meier's Ace Patrol Pacific Skies (PC)

Sid Meier's Civilization V - Map Pack: Scrambled Nations (PC)

Sid Meier's Civilization V - Complete Edition (PC)

Sid Meier's Civilization V + The Brave New World (PC)

XCOM Enemy Unknown Complete Edition (PC)

Sid Meier's Civilization Beyond Earth (PC)

Sid Meier's Civilization V - Scenario Pack: Polynesia (PC)

Sid Meier's Civilization V - Scenario Pack: Spain & Inca (PC)

Sid Meier's Civilization: Beyond Earth - Map Pack: Exoplanets (PC)

Sid Meier’s Starships + Sid Meier's Civilization: Beyond Earth (PC)

Sid Meier's Starships (PC)

Sid Meier's Civilization IV: Colonization (PC)

XCOM 2 (PC)

Sid Meier's Civilization V - Scenario Pack: Korea (PC)

Sid Meier's Civilization V: Cradle of Civilization: The Americas (Expansion) (PC

Sid Meier's Civilization V: Cradle of Civilization: The Mediterranean (Expansion (PC)

Sid Meier's Civilization V: Cradle of Civilization: Mesopotamia (Expansion) (PC)

Sid Meier's Civilization: Beyond Earth Expansion: Rising Tide (Mac)

Sid Meier's Civilization Beyond Earth The Collection (PC)

Sid Meier's Civilization VI (PC)

XCOM 2: Alien Hunters (Expansion) (PC)

XCOM 2 (PS4)

Sid Meier's Civilization VI - 25th Anniversary Edition (PC)

Sid Meier's Civilization IV (PC)

XCOM 2: Anarchy's Children (Expansion) (PC)

Sid Meiers Pirates (PC)

Sid Meier's Civilization VI: Vikings Scenario Pack (Expansion) (PC)

XCOM 2: Shen's Last Gift (Expansion) (PC)

XCOM 2: War of the Chosen (Expansion) (PC)

Sid Meier's Civilization VI: Nubia Civilization & Scenario Pack (Expansion) (PC)

Sid Meier's Civilization VI Exp: Khmer & Indonesia Civilization & Scenario (PC)

Sid Meier's Civilization Beyond Earth: Rising Tide (Expansion) (PC)

Sid Meier's Civilization VI: Rise and Fall (Expansion) (PC)

XCOM 2 Collection (PC)

XCOM 2: Reinforcement Pack (Expansion) (PC)

XCOM 2: Resistance Warrior Pack (Expansion) (PC)

XCOM 2: War of the Chosen - Tactical Legacy Pack (Expansion) (PC)

Sid Meier's Civilization VI (PS4)

Sid Meier's Civilization VI Platinum Edition (PC)

XCOM Chimera Squad (PC)

Sid Meier's Civilization VI Byzantium Gaul Pack (Expansion) (PC)

Sid Meier's Civilization VI Exp: Maya & Gran Colombia (PC)

Sid Meier's Civilization VI Portugal Pack (Expansion) (PC)

XCOM: Ultimate Collection (PC)

Sid Meier's Civilization V - Scenario Pack: Mongols (PC)

Sid Meier's Civilization V - Scenario Pack: Babylon (PC)