Yes, Isabelle they discontinued it about one month ago. If you go to announcements , find MBG post-some 10th, 20th page (at the end of the post) moderators said that it is discontinued.
EDIT:It was easy to miss -here it is:
@Isabelle Anne A wrote:
Some clients told me that the MBG badge finalized their decision. Although I could only see it when accepting a job offer and then also when viewing the contract details.
That's very interesting, thank you! (I'm used to an environment where prospects never mention the various badges, scores, etc.)