Vladimir Guerrero Jr. had the greatest T-Mobile Home Run Derby in MLB history, totaling 91 home runs, which shattered the previous record of 61 home runs set by Giancarlo Stanton in 2016. Guerrero Jr.'s staggering total included an incredible showdown with Joc Pederson in round two, which took the rookie 40 home runs to survive. This epic duel came after Guerrero Jr. hit a single-round record 29 home runs in the opening round and before the rookie added 22 homers in the finals.