Using the whole
Object
UCX_Object
method of creating meshes in Blender:
When you make a mesh in Blender, for example, you can have multiple meshes per object, and when you import the fbx into UE4 you uncheck “combine collision meshes” or whatever it is and then basically you’d have to do the hard yards of making lots of meshes in the UCX object because each UCX has to be convex