| key specs |
| Genre | Shooter | Action-Adventure |
| Platform | PC: Windows, PC: Linux | Nintendo Switch, PlayStation 3 (PS3), PlayStation 4 (PS4), Xbox 360, Xbox One, PC: Windows, PC: macOS |
| Modes | Single-player, Multiplayer | Single-player |
| Series | Half-Life | Assassin's Creed |
| PEGI Rating | - | 16+ |
| general |
| Brand | Crowbar Collective | Ubisoft |
| Model | Black Mesa | Assassin's Creed II |
| Release date | March 6, 2020 | November 20, 2009 |
| Publisher | Crowbar Collective | Ubisoft |
| Developer | Crowbar Collective | Ubisoft Montréal |
| Director | Adam Engels | Patrice Désilets |
| Composer | Joel Nielsen | Jesper Kyd |
| Genre | Shooter | Action-Adventure |
| Series | Half-Life | Assassin's Creed |
| Platform | PC: Windows, PC: Linux | Nintendo Switch, PlayStation 3 (PS3), PlayStation 4 (PS4), Xbox 360, Xbox One, PC: Windows, PC: macOS |
| Game Modes | Single-player, Multiplayer | Single-player |
| Producer | - | Sébastien Puel, Jamal Rguigui, Vincent Pontbriand |
| Writer | - | Corey May |
| Age Rating (PEGI) | - | 16+ |
| DLC | - | Yes |
| Always online | - | No |