| key specs |
| Genre | Action-Adventure | Shooter |
| Platform | PlayStation 2 (PS2), PC: Windows | PC: Windows |
| Modes | Single-player | Single-player, Multiplayer |
| Series | Onimusha | - |
| PEGI Rating | 18+ | 16+ |
| general |
| Brand | Capcom | Codemasters |
| Model | Onimusha 3: Demon Siege | I.G.I.-2: Covert Strike |
| Release date | July 9, 2004 | February 21, 2003 |
| Publisher | Ubisoft, Capcom | Codemasters |
| Developer | Capcom | Innerloop Studios |
| Director | Minoru Nakai | Stein Pedersen |
| Producer | Keiji Inafune | Innerloop Studios |
| Writer | Noboru Sugimura, Shin Yoshida, Hiroaki Kanazawa, Minoru Nakai | Jolyon Leonard, Terje Johansen |
| Composer | Masamichi Amano, Akari Kaida, Hideki Okugawa, Kouta Suzuki | Kim M. Jensen |
| Genre | Action-Adventure | Shooter |
| Series | Onimusha | - |
| Age Rating (PEGI) | 18+ | 16+ |
| Platform | PlayStation 2 (PS2), PC: Windows | PC: Windows |
| Game Modes | Single-player | Single-player, Multiplayer |
| DLC | Yes | - |
| Always online | No | No |