The new deal will see Mysterio develop, produce and consult on creative projects and series, both unscripted and scripted.
"Rey Mysterio's incredible talent extends far beyond the ring," said El Rey Network President and General Manager Daniel Tibbets. "He is creative and collaborative and has a keen eye for great entertainment. Rey embodies the El Rey Network brand and we are thrilled to expand our relationship with him."
The third season of Lucha Underground kicks off on September 7th.