An arranged welterweight session set to start off the UFC 277 primer card on Saturday

 had a wrench tossed underway when one contender missed weight.

 It wouldn’t be a basic night for the victor.

 Cosce went for a takedown, yet Diamond stuffed it.

 Thirty seconds into the round,

 Blood Diamond handled a punch that made Cosce secure.

 Blood Diamond handled an elbow and a front kick that hurt Cosce.