Edmonton killer Mark Twitchell is now incarcerated at the medium-security prison in Bowden, serving a life sentence for the first-degree murder of Johnny Altinger in 2008.

Mark Twitchell, who used an online dating site to lure his victim to an Edmonton garage in 2008 where he killed and dismembered him, has a profile on Canadian Inmate Connect, an online dating site for inmates.

A man who survived an attack by one of Alberta's most notorious killers is telling his riveting story.