Space Empires V (PC)Adventure, Strategy, Sci-Fi, RTS, Turn based, Arcade, Action, 2006, Windows 2000, Windows XP, Windows 95, Mac OS X, Download, Physical edition, 3 years£10.99
Sid Meier's Civilization III - Complete Edition (PC)Strategy, Simulator, War, Sci-Fi, Historical, Platform, Turn based, 2006, Windows 2000, Windows XP, Windows 98, Windows Vista, Download, Physical edition, Online Multiplayer, 3 years(1)£0.82
Galactic Civilizations II - Ultimate Edition (PC)Strategy, Sci-Fi, 2008, Windows XP, Windows Vista, Download, Physical edition, 7 years(1)£0.66
X-Com: Enforcer (PC)Strategy, Sci-Fi, Action, 2001, Windows 95, Windows 98, Download, 12 years£0.68
‌Velocity Ultra (PC)Child-friendly, FPS, Sci-Fi, Arcade, Shooter, Action, 2013, Windows XP, Windows 7, Download, Online Multiplayer, 3 years£0.66
‌Conflicks: Revolutionary Space Battles (PC)Adventure, Strategy, Sci-Fi, RTS, Action, 2015, Mac OS X, Windows 7, Download£8.16
‌Wing Commander III: Heart of the Tiger (PC)Adventure, Sci-Fi, 1994, Windows 95, Download, Physical edition, 16 years£4.25
‌Command & Conquer 3: Tiberium Wars (PC)Strategy, War, Sci-Fi, RTS, Tactics, 2007, Windows XP, Windows 95, Windows Vista, Mac OS X, Windows 7, Windows 8, Download, Physical edition, Online Multiplayer, 15 years(8)£19.99
‌Stronghold: Crusader Extreme (PC)Strategy, Sci-Fi, RTS, 2008, Windows 2000, Windows XP, Windows Vista, Physical edition, Online Multiplayer, 12 years£25.97
‌Duke Nukem Forever: The Doctor Who Cloned Me Pack (PC)Adventure, FPS, Sci-Fi, Shooter, 2011, Download, Online Multiplayer, 18 years£0.23
‌Borderlands: The Pre-Sequel!: Lady Hammerlock the Baroness Pack (Expansion) (PC)RPG, FPS, Sci-Fi, First person, Action, 2015, Mac OS X, Download, Online Multiplayer, 8 years£3.71
‌The Bureau: XCOM Declassified - Hangar 6: R&D (PC)Adventure, Strategy, FPS, Sci-Fi, Fantasy, Arcade, Shooter, Third-person, Action, 2013, Windows Vista, Windows 7, Windows 8, Download, 18 years£1.82
‌Call of Duty: Black Ops II (PC)Adventure, FPS, War, Sci-Fi, Fighting, Shooter, First person, Action, 2012, Windows Vista, Mac OS X, Windows 7, Windows 8, Windows 10, Download, Physical edition, Online Multiplayer, 18 years(11)£61.08
‌Anthem (PC)Adventure, RPG, FPS, Sci-Fi, Shooter, Action, 2019, Mac OS X, Windows 7, Windows 8, Windows 10, Download, Online Multiplayer, 16 years(7)£17.99
‌Crysis (PC)Adventure, Simulator, FPS, Sci-Fi, Flight simulator, Shooter, First person, Action, 2007, Windows XP, Windows Vista, Windows 7, Download, Physical edition, Online Multiplayer, 16 years(22)£17.98
‌Spore: Creature Creator (PC)Strategy, Simulator, Sci-Fi, Education/Learning, 2008, Windows XP, Windows Vista, Mac OS X, Download, Physical edition, Online Multiplayer, 3 years£4.25
‌Stellaris: Utopia (Expansion) (PC)Strategy, Simulator, Sci-Fi, RTS, Tactics, Sandbox, 2016, Linux, Mac OS X, Windows 7, Windows 10, Download, Online Multiplayer, 7 years£6.97
‌Codex of Victory (PC)Strategy, Sci-Fi, RTS, Turn based, 2017, Linux, Windows Vista, Mac OS X, Windows 7, Windows 8, Windows 10, Download, Online Multiplayer, 12 years£10.44
‌Stellaris: Humanoids Species Pack (Expansion) (PC)Strategy, Simulator, Sci-Fi, RTS, Linux, Mac OS X, Download, Online Multiplayer, 7 years£3.51
‌Warcraft III: Reign of Chaos (PC)Strategy, RPG, War, Sci-Fi, Fantasy, RTS, Tactics, 2002, Windows 2000, Windows XP, Windows 95, Windows 98, Linux, Windows Vista, Mac OS X, Download, Physical edition, Online Multiplayer, 12 years(4)£14.97
‌Spore: Galactic Adventures (Expansion) (PC)Child-friendly, Adventure, Strategy, Simulator, War, Sci-Fi, Fantasy, Education/Learning, RTS, Tactics, Arcade, 2009, Windows XP, Windows Vista, Mac OS X, Download, Physical edition, Online Multiplayer, 12 years(1)£7.99
‌Batman: Arkham Origins Blackgate - Deluxe Edition (PC)Adventure, Sci-Fi, Platform, Beat 'em up, Arcade, Stealth, Action, 2014, Windows XP, Windows Vista, Windows 7, Windows 8, Download, 16 years£2.47
‌The Descendant (PC)Adventure, Sci-Fi, Puzzle, Arcade, 2016, Windows Vista, Mac OS X, Download, 16 years£10.99
‌Stellaris: Synthetic Dawn (Expansion) (PC)Strategy, Simulator, Sci-Fi, RTS, Tactics, Sandbox, 2017, Linux, Mac OS X, Windows 7, Windows 8, Windows 10, Download, Online Multiplayer, 7 years£7.23
‌Titanfall 2 - Ultimate Edition (PC)Adventure, FPS, Sci-Fi, Arcade, Shooter, 2017, Mac OS X, Windows 7, Windows 8, Windows 10, Download, Physical edition, Online Multiplayer, 16 years£24.99
‌Star Wars: Knights of the Old Republic Exp: Knights of the Eternal Throne (PC)RPG, Sci-Fi, Third-person, 12 years£24.99
‌Star Wars Jedi: Fallen Order - Deluxe Edition (PC)Adventure, Sci-Fi, Action, 2019, Windows 10, Download, 16 years£4.99
‌Stellaris: Apocalypse (Expansion) (PC)Strategy, Simulator, Sci-Fi, RTS, Tactics, Linux, Mac OS X, Download, Online Multiplayer, 7 years£6.98
‌Sword Art Online: Hollow Realization - Deluxe Edition (PC)Adventure, RPG, Sci-Fi, Fantasy, Action, Windows 7, Windows 10, Download, Online Multiplayer, 12 years£5.24
‌Doom 3: Resurrection of Evil (Expansion) (PC)Adventure, FPS, Sci-Fi, Fantasy, Horror, Survival, Shooter, First person, Action, 2005, Windows 2000, Windows XP, Download, Physical edition, Online Multiplayer, 18 years£1.99
‌X-Com: Terror from the Deep (PC)Strategy, Sci-Fi, Turn based, 1995, Windows XP, Windows 95, Windows 7, Download, Physical edition, 13 years£0.54
‌Fallout: New Vegas: Dead Money (Expansion) (PC)Adventure, RPG, FPS, Sci-Fi, Arcade, Shooter, Action, 2011, Windows XP, Windows Vista, Windows 7, Download, 17 years£10.82
‌Deponia Doomsday (PC)Adventure, Sci-Fi, Arcade, 2016, Linux, Windows Vista, Mac OS X, Windows 7, Windows 8, Download, 12 years£1.24
‌Borderlands: The Pre-Sequel!: Claptastic Voyage (Expansion) (PC)RPG, FPS, Sci-Fi, Arcade, Shooter, First person, Action, 2015, Windows XP, Linux, Windows Vista, Mac OS X, Windows 7, Download, Online Multiplayer, 18 years£4.06
‌The Bureau: XCOM Declassified - Codebreakers (PC)Adventure, Strategy, FPS, Sci-Fi, Arcade, Shooter, Action, 2013, Windows Vista, Windows 7, Windows 8, Download, 18 years£0.41
‌Half-Life 2 (PC)FPS, Sci-Fi, Platform, Shooter, First person, Action, 2004, Windows 2000, Windows XP, Windows 98, Linux, Mac OS X, Download, Physical edition, Online Multiplayer, 18 years(7)£56.75
‌Command & Conquer: Red Alert (PC)Strategy, War, Sci-Fi, RTS, 1996, Windows XP, Windows 95, Physical edition, Online Multiplayer, 16 years(1)£14.00