It may have taken awhile for Duke Nukem Forever to launch, but mere months later the first single-player DLC for the game has been released. On top of that, PSN also kicks off its Holiday Collection today, a promotion that discounts select game bundles and content from the top PSN performers this year.

This week's free game for PlayStation Plus subscribers is Marvel Pinball, and there's a KOF XIII demo available for download. The full list of what's available this week can be found over on the PlayStation Blog.

This article was originally published on Joystiq.

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