Complex sentence: Wrestlers such as Cena, Randy Orton, and Carlito are known for having legion of fans (mostly online) jump to their defense, despite being greatly disliked by smarks.
Split into simpler sentences: Wrestlers such as Cena, Randy Orton, and Carlito are known for having large followings. Most of their followers tend to jump to their defense, despite being greatly disliked by smarks.