Valve has released their weekly top ten sellers list on Steam for the week ending on October 31. For the second week in a row Borderlands topped Left 4 Dead 2 pre-orders along with the rest of the field. (Borderlands, Call of Duty: Modern Warfare, Call of Duty: Modern Warfare 2, Dragon Age: Origins, Football Manager 2010, Killing Floor, Left 4 Dead 2, PC, S.T.A.L.K.E.R.: Shadow of Chernobyl, Torchlight)
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