World Series of Fighting 22 could be the promotion's biggest event yet.
Kickboxing ace Tyrone Spong will return to the MMA cage for the first time in two years against Strikeforce veteran Mike Kyle and a third title fight -- the inaugural flyweight matchup -- has been added to the WSOF 22 card set for Aug. 1 in Las Vegas.
Spong (2-0) is one of the best kickboxers in the world. He's coming off a broken leg in April 2014 against Gokhan Saki in GLORY. His MMA return, as first reported by MMAFighting.