Complex sentence: He currently wrestles for AWA Superstars and various other independent promotions and has also wrestled for mainstream promotions such as World Wrestling Entertainment, Ring of Honor and Total Nonstop Action Wrestling.
Split into simpler sentences: He currently wrestles for AWA Superstars and various other independent promotions. He has also wrestled for mainstream promotions such as World Wrestling Entertainment, Ring of Honor and Total Nonstop Action Wrestling.