"Brock Lesnar has made no official announcements, but he has notified the UFC of his retirement from MMA, a UFC spokesperson confirmed with MMA Fighting on Tuesday.
Lesnar has also been removed from the USADA drug-testing pool, meaning he is no longer officially on the UFC roster, per USADA spokesperson Ryan Madden. Last week, it was reported that Lesnar’s name had been removed from the UFC’s unofficial online roster."
source
Lesnar has also been removed from the USADA drug-testing pool, meaning he is no longer officially on the UFC roster, per USADA spokesperson Ryan Madden. Last week, it was reported that Lesnar’s name had been removed from the UFC’s unofficial online roster."
source