Secret achievements in the darkness ? Help me

[TokaSmoke]

I would like to know if anyone knows what the secret achievements are in the darkness and what is a easy way to get them .

[Nastazgeezer]

http://www.achieve360points.com/game/thedarkness/

[iggzy880]

Its not that hard to get a lot of the scret achievements, and some just require a few attempts, but its fine.