As well as there being a free weekend for Call of Duty: Bloack Op's 2, there's also a free weekend for Sanctum with 75% off both the game and DLC. There's also a four pack that costs less than the price of a single game (when its not on sale) This is an excellent singleplayer and coop tower defence game that you play in the first person perspective. The deal heralds the release of Sanctum 2.
You can find the deal HERE (the game is only £1.74, with all dlc £3.49)
You can see video of game play HERE, HERE, HERE, HERE, HERE & the official Sanctum You tube page HERE.
The Game:
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.
Key Features:
4-player co-op support; why double the trouble when you can quadruple it?
5 fancy, physically-improbable Weapons!
4 Challenging Game Modes
Don’t just build towers. Build mazes!
Your way or the highway! Our Customization System lets you have it all.
Powered by Unreal, Sanctum is one of the pin-up girls of the indie games.
87 Achievements
Hidden Secrets & Easter Eggs. Have meta with your metal!
The lastest version of Sanctum (i.e. Sanctum 2 will be available next Wednesday (5 days away). If you pre-order it you'll get the newly released Super Sanctum TD for free (costs )
You can find that deal HERE
The following is an image of Super Sanctum TD: