Pestock attended NCAA Division II college Northwest Missouri State University, where he played offensive guard, and he became a starter his junior year in 2007.
Pestock was named honorable mention all MIAA in 2007 and first team all-MIAA in 2008.
Their highly anticipated one-on-one match finally took place on the January 14, 2015 episode of NXT which Corbin won, breaking Dempsey's undefeated streak in the process.
Corbin participated in a number one contender's tournament for the NXT Championship, defeating Bull Dempsey in the first round, but then being eliminated by Adrian Neville in the semi-final, ending Corbin's undefeated streak.
Corbin then teamed up with his former rival Rhyno as a tag team to take place in the Dusty Rhodes Tag Team Classic tournament.
On the September 2 episode of NXT, they defeated The Ascension in the first round.
After the event, a battle royal was held to determine the number one contender for the NXT Championship, which saw Corbin being lastly eliminated by Apollo Crews, who Corbin attacked during his title match to cost him the title, thus igniting a feud between the two that culminated at NXT Take Over: London on December 16, where Corbin defeated Crews.
In January 2016, Corbin was involved in a triple threat match between Sami Zayn and Samoa Joe on the January 27 episode of NXT to determine the number contender for Finn Bálor's NXT Championship, but Corbin lost after Zayn and Joe both applied their submission holds on Corbin at the same time, with Corbin submitting.
Corbin then debuted on Raw the following night, battling to a double countout against Dolph Ziggler, but he continued his assault after the match, executing an End of Days on the arena floor on Ziggler.On the May 6 episode of NXT, Rhyno defeated Dempsey and then called out Corbin for a match at NXT Take Over: Unstoppable.The following week on NXT, Corbin defeated Solomon Crowe and turned into a villain character when showing a more cocky persona after the crowd turned on him and his short matches, which culminated in Corbin facing off with Rhyno and brawled with him.Using the ring name Baron Corbin, he made his in-ring debut on October 18 at a live event, losing to Dante Dash.Corbin made his televised debut on the May 8, 2013 episode of NXT in a losing effort against Damien Sandow.