Games like Quantum Theory

Exist is a casual, massively multiplayer, action and shooter game developed by UMBRESS and BullBox Studios. It was originally released in 1999. It was published by Mike Fricker. The game is rated as "Skip" on RAWG. Exist is available on PC and macOS. The game is sold via Steam.

Penumbra: Black Plague Gold Edition is an indie action-adventure game developed by Frictional Games. It came out on 23-01-2009. It was published by Frictional Games. Penumbra: Black Plague Gold Edition has a Metascore of 78, based on professional reviews. The game is rated as "Recommended" on RAWG. Penumbra: Black Plague Gold Edition is available on macOS, Linux and PC. The game is sold via Steam.

The Scourge Project: Episodes 1 and 2 is an action-shooter game developed by Tragnarion Studios. It was originally released in 2010. Bitbox published the game. Most rawgers rated the game as "Skip". You can play The Scourge Project: Episodes 1 and 2 on PC.

Vampire Slayer: The Resurrection is an action-adventure game developed by Wobbly Tooth. It was originally released in 2023. It was published by Wobbly Tooth. Vampire Slayer: The Resurrection is available on PC. You can purchase the game on Steam.

Entropy: Zero is an action-shooter game. It came out on 10-10-2017. Most rawgers rated the game as "Recommended". Entropy: Zero is available on PC. The game is sold via Steam.

Loco Parentis VR is an action-adventure game developed by Fair Games Studio. Most rawgers rated the game as "Skip". You can play Loco Parentis VR on PC. You can purchase the game on Steam.

Antikiller is an action-shooter game developed by Qbik Interactive. It was originally released in 2007. It was published by Lexicon Entertainment. The game is rated as "Skip" on RAWG. Antikiller is available on PC. It was produced by Viktor Taknov, Vladimir Kilburg and Yusup Bakshiyev. Egor Konchalovsky and Yegor Konchalovsky directed the game.

Painkiller: Hell & Damnation - The Clock Strikes Meat Night is an action-shooter game developed by The Farm 51. It came out on 22-02-2013. It was published by Nordic Games Publishing. Most rawgers rated the game as "Recommended". You can play Painkiller: Hell & Damnation - The Clock Strikes Meat Night on PC.

Dark Void is an action, shooter and adventure game developed by Airtight Games. It was originally released in 2010. It was published by Capcom. Dark Void has a Metascore of 57, based on professional reviews. Most rawgers rated the game as "Meh". You can play Dark Void on PC, PlayStation 3, Xbox 360 and Xbox One. The game is sold via Steam, Xbox 360 Store and Xbox Store. It was produced by Jeff Combos and Jim Deal Jeff Combos. Bear McCreary scored the game.

The Kreed is an action-shooter game developed by Burut Creative Team. It came out on 29-08-2003. It was published by Acclaim Entertainment. Most rawgers rated the game as "Skip". You can play The Kreed on PC.

Cabela's Survival: Shadows of Katmai is an action-shooter game developed by Fun Labs. It came out on 01-11-2011. It was published by Activision Blizzard. The game is rated as "Skip" on RAWG. Cabela's Survival: Shadows of Katmai is available on Xbox 360, Wii and PlayStation 3. The game is sold via Nintendo eShop and Xbox 360 Store.

Earth Defense Force: Iron Rain is an action-shooter game developed by Yuke's Co and D3 Publisher. It was originally released in 2019. It was published by D3 Publisher. Earth Defense Force: Iron Rain has a Metascore of 67, based on professional reviews. Most rawgers rated the game as "Recommended". Earth Defense Force: Iron Rain is available on PC and PlayStation 4. The game is sold via PlayStation Store and Steam.