What's an UNSUB - Part Two - Sylar, Parkman, Criminal Minds Crossover

[sylar]

Character: Sylar, Parkman, BAU members Reid and Morgan
Fandom: Heroes and Criminal Minds
Word count: 1817
Rating: R mentions of graphic violence
Prompt: Giles: Our task now is to determine what sort of killer we are dealing with. Quite clearly, we're looking for a depraved, sadistic animal. scifi_muses
Part 2 of ?

Part One

Part Two