Thinking about it I guess this would be compo-able
Girl with the M41-A Pulse Rifle with underslung 40mm Grenade Launcher

From the
Guns challenge. See all
109 entries (closed)
(
barryheadwound Mul-ti-pass? Multipass!,
Fri 27 Jul 2012, 13:39,
archived)
This a bad time to point out it's an over-and-under 25mm launcher...? Game over man, game over!
(
Big Spen,
Fri 27 Jul 2012, 19:01,
archived)