'Vallejo's best season perhaps came in his sophomore season with a team-high 99 tackles, 15.5 tackles for loss, three sacks and an interception. He was also named to the 2014 All-Mountain West Second-Team roster. At the 2014 Vizio Fiesta Bowl, Vallejo registered 14 total tackles and 1.5 sacks in Boise State's 38-30 win over the Arizona Wildcats. With his performance, Vallejo earned the Defensive Most Valuable Player honors.'