Remote Shard Cannon
The Shard Cannon is a very large weapon and it was going to be tricky to get an infantry model to carry one. So the answer seemed to be to make a weapon tripod or mount of some sort onto which a cannon could be mounted. Below is the first attempt using a bit of plastic sprue for the mount.
The Martian Tripod is great value from Black Hat Miniatures and goes together with a simple bit of pinning in the legs. The painting still needs some finishing and two more may well get added to the army. They are a bit tricky to transport...