Watch: Ortega completes stunning comeback vs. Guida in final minute

Brian Ortega completed a stunning comeback at UFC 199 against Clay Guida, finishing him off with a devastating knee in the final minute.

Guida controlled the pace for the vast majority of the fight before Ortega regained his footing in the final round, throwing his entire arsenal at his opponent.

After the fight was stopped, Guida attempted to square off against referee Herb Dean, believing he was Ortega.

Here's a look at a clearly dazed Guida: