Lions Gate Films has unleashed the teaser trailer for Saw 2, the sequel to the 2004 underground horror hit, Saw.

While investigating the bloody aftermath of a grizzly murder, Detective Eric Mason (Donnie Wahlberg) has the feeling that it is the work of Jigsaw, the notorious killer who disappeared leaving a trail of bodies - and parts - behind.

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And Mason is right.

Jigsaw is at work again. But instead of two people locked in a room with only one unthinkable way out, there are eight. Eight strangers – unaware of their connection to each other -- forced to play out a game that challenges their wits and puts their lives in jeopardy.

CLICK HERE to watch the new teaser trailer now.