Was wondering if there can be an MMA (mixed martial arts) microbadge. There is currently a UFC one, but I know myself and many others are huge fans of MMA in general and UFC just happens to be the biggest promotion.
You can post your request here:
Microbadge Request & Design Feedback GeekList v4 (retired)
Be sure to read the header before making your entry, so you know what to do and what to expect.