Camacho made his pay-per-view debut at Over The Limit, where he was defeated by Ryback in a singles match. Camacho made two matches on July 4, edition of WWE NXT where he was defeated by Seth Rollins in a singles match, but successfully defeated Seth Rollins, Tyson Kidd, and Bo Dallas in a 6-men tag team match where he teamed with Hunico and Michael McGillicutty. Camacho had his first win in a singles match on July 11, edition of NXT defeating Tyson Kidd following a distraction from Michael McGillicutty that cost Kidd. In the pre-show of Money in the Bank, he and Hunico lost to tag champions Kofi Kingston and R-Truth in a non-title match. At Raw 1,000, Camacho, along with Hunico and four other wrestlers attempted to ambush Kane to make a statement, but The Undertaker returned to save Kane, disposing of Hunico with a chokeslam and a tombstone piledriver. Since then, Camacho has been competing in singles matches with Hunico out of action. After suffering an injury himself on NXT, he underwent surgery for a broken wrist. He returned after wrestling a match at a Wrestlemania Axxess live event on Thursday April 4th, 2013.
On the November 6, 2013 episode of WWE Main Event, he and Hunico made their first televised tag team match since July 2012, losing to the Usos. Camacho and Hunico would then start a feud against The Ascencion defeating their in a non title match but were defeated in a championship match. Once Hunico started portraying Sin Cara again, Camacho started to wrestle solo on NXT and scored a rare victory over the returning Oliver Grey on March 13 TV tapings. He then started a feud with Adam Rose, attacking one of his Rosebuds after a match. The following week he picked up an easy victory over the Rosebud dressed as a super-hero named Captain Comic. The feud ended on May 29, 2014 at NXT Takeover, when Rose defeated Camacho with the Party Foul.
On June 12, 2014, Camacho was released from his contract.