GOG - The Winter Sale 2017 (Finale)
Divinity: Dragon Commander (90% off), Psychonauts (90% off), Tales of Monkey Island (80% off), The Wolf Among Us (75% off) and more! Spend at least $15.00 and get Hard West for FREE, once you reach $40.00 spent in total on sale you will also get Master of Orion (2016).
Follow this news to see previous days of GOG's Winter Sale. The missing days of the Sale (e.g. Day 5 or 8) means there weren't any new deals.