VIDEO : Michael B. Jordan Bulked Up With 15 Pounds Of Muscle For 'Black Panther'

According to a report by Business Insider, Michael B. Jordan called on celebrity trainer Corey Calliet to help him bulk up for the role of Killmonger in the MCU's Black Panther. Calliet has worked with Jordan since 2015's 'Fantastic Four.' Calliet said that Jordan added 15 pounds of muscle from "Creed" to "Black Panther," but the trainer admitted that it wasn't a fun experience for Jordan.