On October 14, 2010, Shirai, working under the ring name Biba Kasai, made her debut for International Wrestling Revolution Group (IWRG) at an event in Naucalpan, Mexico, where she teamed with Mini Abismo Negro, Monster Clown and Yuriko to defeat El Hijo de Cien Caras, Mari Apache, Mascarita Divina and Pasión Cristal via disqualification in an eight person tag team match.
His nephews are lucha libre legend L.A. Park and wrestler El Hijo de Cien Caras.
Volador, Jr.'s uncles wrestle as Johnny Ibarra and El Desalmado and he's the cousin on lucha libre legend L.A. Park and wrestler El Hijo de Cien Caras.
El Hijo de Cien Caras | Hijo de la luna | Hijo de la Luna | El Hijo del Santo | Dos Caras | Caras & Bocas |