Upgrade Movie Trailer Shows A Gun Implanted Inside A Guy’s Hand

This movie looks typical:

[youtube https://www.youtube.com/watch?v=36PDeN9NRZ0&w=560&h=315]

haha 1:44 is where the HANDgun is.  Looks like confirmed trash, and that dude looks like a Kirkland brand Jamie Dornan.

Thoughts?

Gat tip: Southern Son