Starting Thursday, Oct. 16, Steam will host a free weekend that Valve says is the service's biggest yet; 10 PC games in all will be free during the weekend-long promotion, which would total about $240 if purchased at their regular price.

Steam's free weekend kicks off at 10 a.m. PT tomorrow and includes the following titles, which Valve says will also be available for purchase "at tremendous savings."

Awesomenauts

Blade Symphony

Company of Heroes 2

Don't Starve

Grid 2

Injustice: Gods Among Us

Killing Floor

Payday 2

Trine 2

XCOM: Enemy Unknown

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