1) unplug from the internet and any LAN
2) remove any receiver for wifi keyboard and mouse
3) use wired keyboard
4) used wired mouse
5) see if the same thing keeps happening.
Computer is randomly typing things without my hands on the keyboard. Also keeps trying to delete folders.
Youtube link: https://www.youtube.com/watch?v=VCAMfPXXZWw&feature=youtu.be
(Update: I left it running while making this post. Maybe like 10 minutes and it just kind of stopped. However, it still worries me because I don't want it to happen again.

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic