| key specs |
| Genre | Shooter | Shooter |
| Platform | PlayStation 3 (PS3), Xbox 360, PC: Windows | PC: Windows |
| Modes | Single-player | Single-player, Multiplayer |
| Series | Half-Life | - |
| PEGI Rating | 18+ | 16+ |
| general |
| Brand | Valve | Codemasters |
| Model | Half-Life 2: Episode One | I.G.I.-2: Covert Strike |
| Release date | October 19, 2007 | February 21, 2003 |
| Publisher | Valve | Codemasters |
| Developer | Valve | Innerloop Studios |
| Director | Robin Walker | Stein Pedersen |
| Producer | Bill Van Buren | Innerloop Studios |
| Writer | Erik Wolpaw, Chet Faliszek | Jolyon Leonard, Terje Johansen |
| Composer | Kelly Bailey | Kim M. Jensen |
| Genre | Shooter | Shooter |
| Series | Half-Life | - |
| Age Rating (PEGI) | 18+ | 16+ |
| Platform | PlayStation 3 (PS3), Xbox 360, PC: Windows | PC: Windows |
| Game Modes | Single-player | Single-player, Multiplayer |
| DLC | Yes | - |
| Always online | No | No |