Movies like House of 9/Nine Dead?

Hi,

What are some movies similair to House of 9 or Nine Dead? As in where people become trapped, or have to play some sort of killing game?

All the "Saw" movies. especially the last few

Fermat's Room (2007)
Breathing Room (2008)
Die (2009)
Hunger (2009)
Truth or Dare (2011)
Vile (2011)
Would You Rather (2012)

Cube 1997
Open Grave 2013

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