[header] How to make fake torn or cut skin [title] Clean the area for the cut/torn skin pretty well. [title] Add some medical or cosmetic grade glue in that area. [step] This is highly recommended, especially if you have sensitive skin, as regular glue can be too harsh on your skin. 
[title] Cut a piece of tissue or toilet paper to the size that you desire, and slightly crumple it, so that it looks like a " tear " or a " cut ". [step] A kleenex would be perfect, mainly because of the size and the lighter texture, though you can use any kind of tissue paper.