is a Mexican professional wrestler (or luchador) best known by his ring name Mr. Águila in Mexican wrestling promotions CMLL and AAA. Outside Mexico, Saldaña is best known for his work as Essa Ríos in the WWF and as Papí Chulo in TNA.On May 16, 2010, Mr. Águila returned to CMLL, interfering in a match between Psicosis II and La Sombra, siding with Psicosis II and a group called Los Invasores, the match also saw the return of Rayo de Jalisco, Jr. who ended up siding with CMLL in their war against the outsider group. CMLL later held a press conference announcing that they would hold a special Sin Salida event on June 6, 2010 that would center around the Los Invasores vs. CMLL storyline. During the press conference it was revealed that Mr. Águila and Héctor Garza were the co-leaders of Los Invasores. At the July 16, 2010 Super Viernes, Mr. Águila and Héctor Garza defeated the team of La Sombra and Volador, Jr. to win the CMLL World Tag Team Championship. By virtue of holding the CMLL World Tag Team Championship, Mr. Águila participated in the 2010 Universal Championship tournament. He was part of "Block B" that competed on the August 6, 2010 Super Viernes show where he was eliminated from the tournament when he lost to La Máscara in the first round.[13] On November 2, 2010, Águila and Garza lost the CMLL World Tag Team Championship to Dragón Rojo, Jr. and Último Guerrero.[14] On December 3, 2010, at Sin Piedad 2010 Águila had his trademark hair shaved off after being defeated by Rey Bucanero in a Lucha de Apuesta. On June 20, 2012, Águila formed the Los Depredadores del Aire ("The Flying Predators") stable with Black Warrior and Volador, Jr.[16] Two days later, Los Depredadores del Aire defeated Los Reyes de la Atlantida (Atlantis, Delta and Guerrero Maya, Jr.) to win the Mexican National Trios Championship. They lost the title back to Los Reyes de la Atlantida on October 30, 2012 Águila, this time teaming with Los Invasores members Kraneo and Psicosis II, regained the title from Los Reyes de la Atlantida on December 16, 2012 In the fall of 2012 Los Invasores began a feud against the CMLL World Trios Champions El Bufete del Amor ("The Law of Love"; Marco Corleone, Maximo and Rush). The two teams fought several occasions with El Bufete's CMLL World Trios Chamipnship on the line, while Los Invasores Mexican National Trios Championship being passed over compared to the more prestigious CMLL title.[20] Mr. Águila was forced to team up with Máximo for the 2013 Torneo Nacional de Parejas Increibles ("National Incredible Pairs Tournament"), a tag team tournament teaming up wrestlers who would never team up otherwise, often because they are rivals, would be forced to work together. Mr. Águila and Máximo lost to the team of Máscara Dorada and Mephisto even though they were able to put their differences aside for one night. On June 30, Los Invasores lost the Mexican National Trios Championship to La Máscara, Rush and Titán. On July 19 at Infierno en el Ring, Águila lost his hair to Shocker in a ten-man steel cage Lucha de Apuestas. Lucha Libre AAA Worldwide (2017) In November 2017, Mr. Águila made a surprise appearance at Lucha Libre AAA Worldwide