In order for you to play Decay: The Mare on Linux with minimal graphics settings, your computer must meet the following requirements
Operating System:
Ubuntu 12.04 or newer
Processor (CPU):
2.2 GHz Dual Core
Memory (RAM):
2 GB RAM
Graphics Card:
nVidia GeForce 205, Radeon HD 3450
Storage:
2100 MB available space
Sound Card:
DirectX 9.0c compatible sound card with the latest drivers