Sanctum: Penetrator is a DLC for Sanctum that adds a new weapon called "Penetrator", which is a slow-firing weapon that makes up for its inability to target flying units by dealing massive amounts to damage to ground-bound foes. Friends who also possess this DLC will be able to assist the player in upgrading the tower during the matches.
It requires the original Sanctum installed.
PC System Analysis For Sanctum: Penetrator Requirements
Your PC will need a graphics card thats as powerful as a GeForce 7600 GS/Radeon HD 2400 Pro and it should be paired with either a Athlon 64 X2 Dual Core 4400+/Core 2 Duo E4300 1.8GHz CPU to match the Sanctum: Penetrator recommended system specs. This PC setup will deliver 60 Frames Per Second on High graphics settings on 1080p monitor resolution. 2 GB will also be needed to achieve the Sanctum: Penetrator rec specs and get 60FPS. We suggest a 15 year old PC to play smoothly.