Whoever the graphic designer is at Lionsgate marketing, he is doing quite the job when it comes to the Saw VI posters. Evidenced below, the latest poster for the film once again mixes an item with human tissue.
Saw VI Poster
Since it is too hard to explain, take a gander at the latest poster for Saw VI below. While I don't necessarily get the correlation, the poster shows a pair of glove-hands with the tagline "Trust in Him."