RollBot-Attack of the Entities!

Protect the System from attacking entities in this run-and-gun side-scrolling platformer built using only primitive meshes (in this case, cuboids, triangular prisms, spheres, and dodecahedra prisms).  All connected objects are made up of 4 or less shapes.  There are no image textures used,  just standard 3d materials. NOTE: Please evaluate based on the downloadable version. Due to shared-buffer l…