
You think Tower Defense games are all about building? You thought wrong. Sanctum is not your average Tower Defense title. When the havoc starts, you get to join the fray! As one of the world’s first First Person Shooter - Tower Defense games, Sanctum has taken the best of both worlds to deliver an epic, one-of-a-kind experience.

Survive all the waves on Mine.

Survive all the waves on Bridge.

Survive all the waves on Arc.

Finish a level on Normal or higher difficulty with 100% Core Life remaining.

Finish a level on Insane difficulty with 100% Core Life remaining.

Finish a level with less than 5% Core Life remaining.

Kill 2000 Walkers.

Kill 4000 Runners.
Minimum OS *: Windows XP (SP3) Processor: 1.6 GHz Dual Core Processor Memory: 2 GB RAM Hard Disk Space: 2 GB Free Space Video Card: Shader Model 3, 256 MB VRAM DirectX®: 9.0c Sound: DirectX 9.0c compatible, 16-bit Recommended OS *: Windows Vista, 7 or 8 Processor: 2.0 GHz Quad Core Processor Memory: 4 GB RAM Hard Disk Space: 2 GB Free Space Video Card: Shader Model 3, 512 MB VRAM DirectX®: 9.0c Sound: DirectX 9.0c compatible, 16-bit
Minimum OS: OS X 10.6.3 Processor: 1.6 GHz Dual Core Processor Memory: 2 GB RAM Hard Disk Space: 2 GB Free Space Video Card: Open GL 3.3, Shader Model 3, 256 MB VRAM