I strongly recommend Call of Juarez: Gunslinger. It's rarely at this low price. I'm unsure if the other titles are any good.
WARNING: Rayman Origins because is Tages DRM.
Deals:
Crusader Kings II at 75% off
Selected Crusader Kings II DLC at 75% off
Call of Juarez: Gunslinger at 75% off (NCSA Only)
Call of Juarez: The Cartel at 75% off (NCSA Only)
Silent Hunter: Battle of the Atlantic GOLD Ed. at 75% off (NCSA Only)
Cloudberry Kingdom at 75% off (NCSA Only)
Rayman Origins at 50% off (NCSA Only)
Bloody Good Time at 75% off (NCSA Only)
Brothers In Arms Road to Hill 30 at 75% off (NCSA Only)
Brothers in Arms: Earned in Blood at 75% off (NCSA Only)
Brothers in Arms: Hell's Highway at 75% off (NCSA Only)
The Settlers 7 Paths to a Kingdom Deluxe Gold Ed. at 75% off (NCSA Only)
The Settlers 6 Rise of an Empire - Gold Edition at 75% off (NCSA Only)
The Settlers Heritage of Kings at 75% off (NCSA Only)
Trials Evolution Gold Edition at 60% off (NCSA Only)
Chaos on Deponia at 50% off
Deponia at 75% off
Goodbye Deponia at 33% off
Goodbye Deponia Premium Edition at 33% off
Memoria at 33% off
Cubetractor at 50% off
Undead Legions at 50% off
Quest Run at 50% off
Steel Storm: Burning Retribution - Complete Edition at 50% off
Another Perspective at 33% off
$2.00 credit:
If you don't have a GMG account, use my referral link and GMG will credit both our accounts $2.00 after your first purchase of more than $2.00:
http://www.greenmangaming.com/?gmgr=nawubepu
NCSA? As in the Mosaic web browser?