The Slender Man

Information:
Slenderman is the supporting antagonist in Dark Oculus, stalking Austin for 3 years, Slender Man barely ever makes an appearance in physical form ever, reasons are unknown as to why he almost never appears, some people think he is saving his strength to possibly fight against Austin and Iris, and only appears sometimes to intimidate Austin, or to scare him away.

Triva

 * Slenderman is going to be in an upcoming episode.