slenderman must die sanatorium 2021

Slenderman Must Die: Sanatorium 2021 (Chapter 1) is a Slenderman survival game to find the hidden 8 papers in a scary sanatorium.

Release Date

March 2014 (Android). January 2021 (WebGL).

Poison Games made Slenderman Must Die: Sanatorium 2021.

Left Mouse Button to shoot

Right Mouse Button to aim

F to pickup items

Left Shift to run

Left CTRL to crouch

Space bar to jump