Seems like I'm called that because I was a test model and not an official model... I was apparently the fifth test model that tested the limit of mobility enhancement while also enhancing the firepower of my cannons. Thanks to the autonomic railgun Xenox with its floating and transforming capability, I was able to move faster than my other cannonier comrades... and while it took a while to charge up, I was also able to shoot a beam weapon. I was able to ride on Xenox, but... my comrades told me 