The Oculus Rift is a wonderful thing, but it takes a lot out of you, physically. You need to be at your best while using it, because there's a lot of stuff going on between your eyes and your brain. This guy is not at his best, and it has cost him dearly.
These impressive looking models are the work of Nick Brick/Jensen. Titanfall's EVA-8 Shotgun, Smart Pistol MK5 and R-101C Carbine all get the life-size LEGO treatment with moving parts, removable magazines and a worrying ability to looking like actual guns.