If Joshua is the Champion that show the benefits and advantages of living mechs in the front of everyone. Zimro is the hidden card that show that is dangerous to mess and understimate living mechs
This mech becoming a Masterwork would actually be a bad thing. The MTA would have an excuse to thoroughly examine it, squeeze Ves for info on his innovative Geist System, and maybe even insist that Zimro give them a demonstration of it in action.