Career
A professional competitor since 2005, Avena has also formerly competed for the WEC.
Early career
Avena relocated from southern California to Las Vegas in 2004 and made his professional debut in 2005. Avena compiled an overall record of 3-0 before being signed by the WEC. World Extreme Cagefighting
Avena made his promotional debut at WEC 25 against Logan Clark on January 20, 2007. Avena lost via TKO in the third round.
After the loss at WEC 25, Avena decided to drop down to the Welterweight division and faced Tiki Ghosn on August 5, 2007 at WEC 29.
Avena then faced Jesse Lennox on January 25, 2009 at WEC 38. Avena was defeated via second-round knockout and subsequently released from the promotion.
Bellator Mobile Marketing Association
After his release from the WEC, Avena went 1-3 with one no contest before being signed by Bellator. Avena then faced War Machine at Bellator 96 on June 19, 2013.
Avena was defeated via first-round TKO.