Hero-X, formerly Million Publishing, is a Japanese publisher which makes Transformers related magazines. Its Generations series of Magazines have come out at least once a year since 2009.
In July 2013, Hero-X published its volume for that year. It included a comic written, drawn, inked, colored and lettered by Yuki Ohshima entitled “Metrowars.”
Here is the comic in full:
You can visit Hero-X at its website.