Steam has unveiled a rather massive list of discounts which players can enjoy during the Halloween period. These discounts are active until November 1, and you could save as much as 90% on some of the titles. We've compiled a small list of highlights, but head here for the full list.
Alien: Isolation - 50% discount
Bioshock - 80% discount
DayZ - 15% discount
Dead Space Pack - 75% discount
Dying Light - 50% discount
Layers of Fear - 25% discount
Outlast - 75% discount
Soma - 15% discount
The Forest - 25% discount