A middleweight matchup between Brazilian grappler Bruno Santos and undefeated Russian prospect Vagab Vagabov has been added to WSOF 34. Company officials recently announced the contest for the card’s MMAjunkie-streamed prelims, which precede additional preliminary bouts on NBCSN and a main card that airs on NBC. Featuring four championship fights, WSOF 34 takes place Dec. 31 at The Theater at Madison Square Garden in New York.