Daniel Alfonso Castillo (born August 25, 1979) is a retired American mixed martial artist.
Castillo began training MMA when he joined the wrestling team at his high school in suburban Sacramento.
He fought Andy Salazar winning via submission due to his tough ground and pound.
Castillo made his debut against Donald Cerrone at WEC 34, replacing an injured Rich Crunkilton.
[10] Castillo looked to rebound from his loss to Roller when he fought Anthony Pettis at WEC 47, but lost via KO after getting caught flush with a head kick.
[14] On December 31, 2010, Castillo officially became a contracted UFC fighter, signing a four-fight deal with the promotion.
[18] Bailey came in 3 pounds over, which resulted being fined 20 percent of his earnings, and the bout took place at a catchweight of 158 lb.
Castillo faced Anthony Njokuani on December 30, 2011, at UFC 141 on five weeks notice, replacing an injured Ramsey Nijem.
Castillo faced Paul Sass on February 16, 2013, at UFC on Fuel TV: Barão vs.
[24] Castillo used a superior top game and ground and pound en route to a unanimous decision victory.
[31] However, the UFC removed Vallie-Flagg from the bout in favor of a match up with Takanori Gomi, while Castillo instead fought against Charlie Brenneman.
[38] However, Khabilov pulled out of the bout due to alleged visa issues[39] and was replaced by Paul Felder.
A rescheduled bout with Rustam Khabilov was expected to take place on July 25, 2015, at UFC on Fox 16.