Yasssssssssss:

Epic.  This guy is good.

1:48 – Whoa whoa whoa… hold up.  40 MPH?  There’s just no way civilians should be able to own NERF guns which can shoot large assault projectiles at such a speed.

Oh and they blow up some watermelons with it after converting on large NERF gun to black powder.  Engineering at it’s finest:

Thoughts?