These are the ten top selling titles on Steam for the week as reported by Valve:
1.Borderlands: The Pre-Sequel
2.Middle-earth: Shadow of Mordor
3.Sid Meier's Civilization: Beyond Earth
4.PAYDAY 2
5.Counter-Strike: Global Offensive
6.Borderlands: The Pre-Sequel - Season Pass
7.Alien: Isolation
8.The Evil Within
9.Tomb Raider
10.Crusader Kings II: Charlemagne