Should we have heard of any of these guys?
Depends if you follow poker or not.
Cliff Josephy used to be ranked #1 online MTT player many years ago. Also was partner in the popular training site pokerXfactor.
Griffin Benger known online as Flush_Entity, has won over 6 million in online MTT's. Was a former ranked #1 online MTT player. Also took 1s place
pokerstars 'SharkCage' for $1,000,000