Warren was one of the Freelancers, a group that swore to protect the timelines.
Warren was first seen snatching bodies and killing witnesses.
According to a Showcase timeline, Warren time travelled to 1992, the same year as Jason, from the future.
- Warren was able to kill people without being noticed.
- Warren has exceptional fighting skills as he is able to match Kiera Cameron in combat.
- Warren is a highly skilled operator.