2x4x4 master floppy cuboid (v1 prototype.)

edit2: I am working on a second version right now that no longer requires the mini 2x2 core puzzle. This will forefil my design requirement of not using a likely no longer made puzzle at it's core.

Edit: i've added two basic sticker templates, for now in a printable form, will provide DXF's when I get chance.

I've not yet fully printed this, but from what i've done so far, it turns ok if a bit catchy at times and can be a little loose.
The top and bottom of this puzzle are slightly pill