Groups comparison

Screen shake (Camera shake) - 1984 to 2020
The player's view and/or interface shakes.

Hallucinations (Delusions) - 1988 to 2019
Player character experiences hallucinations of varying severity.

Involuntary actions - 1992 to 2018
The protagonist may suddenly decide to do something that is not what the player commanded them to do, whether or not this was voluntary for the protagonist either. Only when this happens out of scripted events (cutscenes).

Distorted vision(Impaired vision) - 1994 to 2020
Something can cause the protagonist's vision to get distorted or otherwise impaired. Especially cases where the vision is always distorted

Stun grenades (Flashbangs;Tear gas grenades;Sting grenades) - 2003 to 2016
Used to confuse, disarm, disorient, or distract a potential threat.

Distorted hearing(Impaired hearing)[audio] - 2004 to 2020
Something can cause the protagonist's hearing to get distorted or otherwise impaired. Especially cases where the hearing is always distorted

HUD malfunctioning - 2008 to 2013
The HUD may occasionally malfunction, usually when it is explained (e.g. hi-tech visor or cybernetic eye with info feeds) and thus can be (temporarily) damaged.

Screen staining (View staining;Windshield staining) - 2009 to 2015
Character's vision, vehicle's windshield, etc. can stain and obscure vision. Either temporarily, until cleaned or even permanently.