Quote Originally Posted by Gnex View Post
I feel that the tattoos are protecting Roberts because the tattoos are more than just ink. I think there was something else mixed in with the ink, so that when the tattoos were done he had basically injected his entire body with something that is causing him not to turn, or to be able to control the zombies..... chemical? pheromones? something.......
Could be something related to the chemicals Randy dropped in the plastic bag. One of them we know was Follistatin. The other remains a mystery, though was described as having a "distinct metallic smell"