Origin have a sale on at the moment with all of the following titles only £5 each (approx $7.50). you can check the sale out HERE. You do need the Origin client to download and play these games.
The following games are all £4.99
A GAME OF THRONES: GENESIS
Alan Wake Collector's Edition
Alan Wake's American Nightmare
Bastion
Batman Arkham City: Game of the Year Edition
Batman: Arkham Asylum
Batman: Arkham City
Battlefield: Bad Company™ 2
Burnout™ Paradise: The Ultimate Box
CIRCUS WORLD
Confrontation
Cristiano Ronaldo Freestyle
Crysis® 2 Maximum Edition
Darksiders
DCS: A-10C Warthog
Dead Space™ 2
Dragon Age™ II
Dragon Age™: Origins
DUNGEON LORDS MMXII
F.3.A.R.
FIFA 10
FIFA 12
FIFA Manager 12
Fortune Winds: Ancient Trader
Game of Thrones
Gas Guzzlers: Combat Carnage
Jagged Alliance: Back in Action
Kingdoms of Amalur: Reckoning™
Kung Fu Strike: The Warrior's Rise
Legends of Pegasus
Mass Effect™
Mass Effect™ 2
Mass Effect™ 2 Digital Deluxe Editon
Medal of Honor™
Men of War: Assault Squad Game of the Year Edition
Men of War: Condemned Heroes
Metro 2033
Oil Rush
Orcs Must Die!
Orcs Must Die! 2
Police Simulator 2
Scania: Truck Simulator
SimCity™ 4 Deluxe Edition
Spellforce 2: Faith in Destiny
Spellforce 2: Faith in Destiny Digital Deluxe Edition
Stellar Impact
Stronghold 3 Gold
Symphony
The Sims™ 2 Best of Business
The Sims™ 2 Double Deluxe
The Sims™ 2 FreeTime (Expansion Pack)
The Sims™ 2 Fun with Pets Collection
The Sims™ 2 Glamour Life Stuff
The Sims™ 2 Seasons (Expansion Pack)
The Sims™ 2 University Life Collection
Two Worlds II - Velvet Game of the Year Edition
Unstoppable Gorg