SendIt are selling "Mass Effect" for the PC for £9.89 (inc Del.)
You can get cashback through the usual sites (e.g. 4% Quidco, making it just £9.49)
The next best (non-Hut run store) price seems to be £14.99 from ShopTo.
PLEASE NOTE: This is the PC version that was released a couple months ago *NOT* the 360 version.
An ancient threat returns. One final hope emerges.
The multi-award winning experience now for PC!
A stunning universe with high resolution graphics and textures. Controls and interface optimized for PC gamers. Includes free additional content - face off against the horrific Batarians.
As Commander Shepard, you lead an elite squad on a heroic, action-packed adventure throughout the galaxy. Discover the imminent danger from an ancient threat and battle the traitorous Saren and his deadly army to save civilisation. The fate of all life depends on your actions!
Customize your character and embark on a pulse-pounding adventure in an immersive open-ended storyline.
Incredible real-time character interaction.
Thrilling, tactical combat as you lead an elite squad of three.
Interplanetary exploration of an epic proportion.
Internet connection required for gameplay.