Karalexis was raised in Hanson, Massachusetts, and is of Greek descent, as his father is an immigrant from Greece who also fought in the Special Forces.
[1] Karalexis then attended Massasoit Community College where he continued playing soccer for one year before being sidelined for the next season due to a recurring leg injury.
[citation needed] Karalexis later made a return for the series finale as a Welterweight to defeat Josh Rafferty via TKO in the first round.
[10] Reinhardt was subsequently injured in training himself, and replaced by Pablo Garza Following the UFC/WEC merger in December 2010, Karalexis was released by Zuffa, LLC, having lost 3 of his last 4 WEC fights.
He would return to action on June 10, 2011, in a Welterweight bout against Tiawan Howard at CES MMA VI: Nowhere To Hide, losing via a controversial split decision.