Mark "Heezy" Herberholz (sometimes misspelt Heberholz) is an active Magic: The Gathering Pro Player.
Herberholz won the 2007 Pro Tour Honolulu with his G/R Heezy Street deck, defeating Craig Jones. He also made Top 8 at the 2005 Pro Tour Philadelphia.
Herberholz has also had some success at Grand Prix events:
- 2007 Grand Prix Dallas - 5th place
- 2005 Grand Prix Minneapolis - 2nd place
- 2003 Grand Prix Detriot - 5th place
He occasionally writes for Star City Games.
Mark also made an appearance on The Price Is Right game show when he attended the tapings with some friends while in Los Angeles for the 2006 Pro Tour LA.