Call of Duty: Advanced Warfare patch 1.07 rebalanced a lot of weapons. The BAL-27 was nerfed, ASM1 buffed, HBRa3 nerfed, MP11 buffed. All of the heavy weapons (Ameli, EM1, XMG, Pytaek, and EPM3) were buffed. There were changed to the damages, ranges, and all sorts of things. Along with changes to spawns, ranked play, Uplink, and a few other things.