| Hint | Year | Answer | % Correct |
|---|---|---|---|
| If Half-Life was an action movie | 1999 | Action Half-Life | 100%
|
| Somewhat popular horror mod | 2005 | Afraid of Monsters | 100%
|
| Half-Life: Blue Shift... but fan-made | 2001 | Azure Sheep | 100%
|
| Very popular horror mod | 2012 | Cry of Fear | 100%
|
| A still work in progress mod of Half-Life that attempts to recreate the alpha/beta stages of the game's development | 2020 | Half-Life: Absolute Zero | 100%
|
| Half-Life prison escape | 2017 | Half-Life: C.A.G.E.D. | 100%
|
| Fight for or against terrorists | 2000 | Half-Life: Counter Strike | 100%
|
| Candidate Twelve's view of the Black Mesa Incident | 2018 | Half-Life: Echoes | 100%
|
| Space Marines versus the Kharaa, same developers as "Subnautica" | 2002 | Natural Selection | 100%
|
| Xen forces try to invade Nation City, Germany, 13 months after the Black Mesa Incident | 2001 | Poke646 | 100%
|
| Half-Life with friends | 1999 | Sven Co-op | 100%
|
| Red and Blue teams fight out on various maps, this game was officially acquired by Valve, who made a much more popular sequel in 2007 | 1999 | Team Fortress Classic | 100%
|
| People on an ocean liner must not got caught as they kill each other | 2006 | The Ship | 100%
|
| Zombies, mutants, trilogy | 1999 | They Hunger | 100%
|
| Half-Life... in space! | 1999 | USS Darkstar | 100%
|
| Half-Life: Opposing Force... but fan-made | 2022 | Half-Life: Field Intensity | 50%
|