The Gaymersgate discount expires in about 6 hours, & Sleeping Dogs in about 12 hours.
Eador Masters of a Broken World $5 http://www.gamersgate.com/DD-EMBW/eador-masters-of-the-broke...
Eador Genesis (the forerunner, the site says 50% off but it is 75% off the Steam price) $1.50 http://www.gamersgate.com/DD-EADORG/eador-genesis
Sleeping Canines + All DLCs $8 http://store.steampowered.com/sub/35243?snr=1_8_4__501