Behold the cutest little terrorist that your eyes will ever see.

Twitch live-streamer JurassicJunkieLive was playing through survival horror game 'Outlast 2' when he had a surprise visit from his two-year-old daughter who, thanks to her father wearing headphones and already being on edge because of the game, scared the absolute piss out of him.

The lesson here? If you're a parent, lock your doors. We thought that was clear.