Let's talk about those tattoos and scars from the public enemy trailer.
Now on the blades of his back, it seems that that's an angel-related tattoo, which could be the source of his healing powers, since angels represent peace and good. Now as we look at the trailer, we see that Dante is waking up, naked in his bed, probably just did it with some hot women at a bar...or
Then he took two back to his place and did a little:
Then he wakes up with scars on his back, and the angels decide to give him that tattoo to make his scars dissapear or to inhance his angel healing factor. Also the tattoos on his left arm say,
"One hell of a night! Call us!"
Now on the blades of his back, it seems that that's an angel-related tattoo, which could be the source of his healing powers, since angels represent peace and good. Now as we look at the trailer, we see that Dante is waking up, naked in his bed, probably just did it with some hot women at a bar...or

Then he took two back to his place and did a little:
Then he wakes up with scars on his back, and the angels decide to give him that tattoo to make his scars dissapear or to inhance his angel healing factor. Also the tattoos on his left arm say,
"One hell of a night! Call us!"