Many players play "NBA2K16" which is not genuine, so they don't know how to upgrade badges in MC mode. The editor here tells you that it is actually very simple.
How to upgrade pirated MC mode badges in "NBA2K16"?
1. First download a modifier for NBA2K15
2. Then find the skill point and just change it to -1. Just use ce to change it to -1, or use an existing modifier to change it to -1.
Summary: Is it very simple? I hope it will be helpful to everyone.