I wanted to make a heavier version of the AT-ST. Something that was less of a scout walker, and more of an attack walker, while not making it too much different-looking or bigger, but not the same either. This is what I made
I noticed this is a pile of pieces yesterday. Meh. Anyway, You really have a lot of old Bionicles that you aren't using. You really should build a self-MOC. It would put those pieces to good use.