diff --git a/GAMES.md b/GAMES.md
index ce5ec81..9561c4e 100644
--- a/GAMES.md
+++ b/GAMES.md
@@ -93,6 +93,7 @@ requirements/information.
 | Aliens vs. Predator 2010           | AVP                 | Valve                |                                                                                                                                                                           |
 | Arma Reforger                      | ARMAREFORGER        | Valve                |                                                                                                                                                                           |
 | Nova-Life: Amboise                 | NLA                 | Valve                |                                                                                                                                                                           |
+| Abiotic Factor                     | ABIOTICFACTOR       | Valve                |                                                                                                                                                                           |
 
 ## Planned to add support:
 
diff --git a/crates/lib/CHANGELOG.md b/crates/lib/CHANGELOG.md
index a60c40c..356b93c 100644
--- a/crates/lib/CHANGELOG.md
+++ b/crates/lib/CHANGELOG.md
@@ -14,6 +14,7 @@ Games:
 - [Aliens vs. Predator 2010](https://store.steampowered.com/app/10680/Aliens_vs_Predator/) support.
 - [Arma Reforger](https://store.steampowered.com/app/1874880/Arma_Reforger/) support.
 - [Nova-Life: Amboise](https://store.steampowered.com/app/885570/NovaLife_Amboise/) support.
+- [Abiotic Factor](https://store.steampowered.com/app/427410/Abiotic_Factor/) support.
 
 Protocols:
 
diff --git a/crates/lib/src/games/definitions.rs b/crates/lib/src/games/definitions.rs
index 6707ebb..1a6e34c 100644
--- a/crates/lib/src/games/definitions.rs
+++ b/crates/lib/src/games/definitions.rs
@@ -47,6 +47,7 @@ pub static GAMES: Map<&'static str, Game> = phf_map! {
         rules: GatherToggle::Skip,
         check_app_id: true,
     }.into_extra()),
+    "abioticfactor" => game!("Abiotic Factor", 27015, Protocol::Valve(Engine::new(427_410))),
     "alienswarm" => game!("Alien Swarm", 27015, Protocol::Valve(Engine::new(630))),
     "aoc" => game!("Age of Chivalry", 27015, Protocol::Valve(Engine::new(17510))),
     "a2oa" => game!("ARMA 2: Operation Arrowhead", 2304, Protocol::Valve(Engine::new(33930))),
diff --git a/crates/lib/src/games/valve.rs b/crates/lib/src/games/valve.rs
index 4e1b3cf..96dc71d 100644
--- a/crates/lib/src/games/valve.rs
+++ b/crates/lib/src/games/valve.rs
@@ -2,6 +2,7 @@
 
 use crate::protocols::valve::game_query_mod;
 
+game_query_mod!(abioticfactor, "Abiotic Factor", Engine::new(427_410), 27015);
 game_query_mod!(
     a2oa,
     "ARMA 2: Operation Arrowhead",