The undisputed light heavyweight championship is set to ignite once again on Saturday, Feb. 22, as undefeated Artur Beterbiev (21-0) faces off against Dmitry Bivol (23-1) in a high-stakes rematch. Their first encounter in October ended with Beterbiev retaining the title via a majority decision—a victory that has left Bivol eager for redemption and Beterbiev standing proud. Now, with the WBA, WBC…