Darkness

Darkness
Darkness comes in Night  If there is no Light source, the character gets attacked by Grue, wwhich is called Charlie by Maxwell. In darkness, if you are enough insane, you can see Hallucinations.

Trivia

 * You get hit by Grue if you are in total darkness
 * Darkness comes in Night
 * You can see Hallucinations in darkness if you are enough insane