Give them an MA-5 'by accident' instead, then challenge them all in an epic "405th vs 501st fight to the death"!!!
My money's on our Canadian regiment, followed closely by our mountain reg. (We've got the spirit and know-how, but Canada has the numbers.)
And as a side note, yeah, that jaw looks good. Was going to be funny, but then I noticed how you've built parts from cardboard, and at first glance I thought it was 3D printed, so good work!