Didnt marty actually say he was a tracker an Specifically Not a Hunter?? Wonder if thats a hint hes not really the killer

Totally agree apart from the staged murder part, maybe tuttle or some one have picked up that rust has been tracking them(like it was mentioned in this ep how he was a tracker) an knowing he would surface if another murder happened also making it appear he was involved. Which from the looks of it the clueless cops are…