Bellator 206: Mousasi vs. MacDonald / 2018

The event saw Bellator welterweight champion Rory MacDonald move up to the middleweight division to challenge Bellator middleweight champion Gegard Mousasi for the Bellator middleweight title. MacDonald was attempting to become the second multi-division champion in Bellator history, after former Bellator bantamweight and featherweight champion Joe Warren. In addition, former UFC light heavyweight champion Quinton Jackson met rival and former PRIDE FC middleweight champion Wanderlei Silva for the fourth time in their respective careers. Going into this fight, Silva held a 2-1 advantage in the series.