Question: The owner of  premier eSports franchise Echo Fox played what character in "Oz"?

Context paragraphs:
Jack Fox (baseball): John Paul "Jack" Fox (May 21, 1885 – June 28, 1963) was a professional baseball player whose career spanned 11 seasons, including one in Major League Baseball.  During that one season in 1908, Fox played with the Philadelphia Athletics.  Fox compiled a major league batting average of .200 with two runs, six hits and two stolen bases in nine games played.  Fox also played in the minor leagues with the Class-C Poughkeepsie Colts (1906), the Class-B Albany Senators (1906–07), the Class-A Jersey City Skeeters (1908), the Class-A Memphis Egyptians (1908), the Class-B Wilkes-Barre Barons (1909), the Class-B Troy Trojans, the Class-A Lincoln Railsplitters (1910–11), the Class-B Harrisburg Senators (1912–14), the Class-D Bradford Drillers (1914) and the Class-B Scranton Miners (1915–16).  He started his minor league career as an outfielder, but later converted into a pitcher.  Fox compiled a career minor league batting average of .251 with 670 hits in 694 games played.  As a pitcher, he compiled a win–loss record of 90–63 in 185 career minor league games pitched.  Fox batted and threw right-handed.

James Pallotta: James Joseph Pallotta (born March 13, 1958) is a billionaire American businessman and entrepreneur.  In 2009, he founded Raptor Group, a private investment company.  Prior to forming Raptor, Pallotta served as Vice Chairman at Tudor Investment Corporation.  Additionally, Pallotta is co-owner and the chairman of the Italian football club A.S. Roma; co-owner and executive board member of the National Basketball Association's Boston Celtics, and Co-owner of eSports franchise Fnatic .

Froggen: Henrik Hansen, better known by his in-game name Froggen, is a Danish professional "League of Legends" player who is currently the Mid Laner for Echo Fox, a team currently participating in the North American League of Legends Championship Series (NA LCS).  He has also played for CLG.EU, Evil Geniuses, Alliance, and Elements in the past.  Anivia is often considered his signature champion.

Gravity Gaming: Gravity, also known as Gravity Gaming or Team Gravity, was a previous North American "League of Legends" team which competed in the North American League of Legends Championship Series (LCS).  The team was originally known as Curse Academy and was the second team of Team Curse.  Upon qualifying for the LCS the team was required by league rules to rebrand.  The team is based in San Dimas, California and plays games in the NA LCS Studio in Sawtelle, Los Angeles.  The Gravity LCS spot was sold in December 2015 to former NBA player Rick Fox, who then rebranded the team as Echo Fox.

Jackson Vahue: Jackson Vahue is a fictional character from the HBO prison drama "Oz" played by Rick Fox, a former NBA basketball star and champion with the Los Angeles Lakers.

Keith (League of Legends player): Yuri Jew, better known as Keith or KEITH, previously KEITHMCBRIEF, is an American "League of Legends" player who is the AD Carry and marksman main for Echo Fox of the North American League of Legends Championship Series (NA LCS).  Keith was instrumental in one of the biggest comebacks in LCS history during a game against Team Dignitas in the 2016 Spring NA LCS.  He has also played for Team SoloMid and Team Liquid.

Hard (League of Legends player): Anthony Barkhovtsev, better known as Hard, is a Canadian "League of Legends" player and Jungler for Echo Fox, a team currently participating in the North American League of Legends Championship Series (NA LCS).  He was announced as part of Echo Fox's starting roster on 5 January 2016.  Along with two other foreign players on his team, Froggen and kfo, he missed the first game of the 2016 Spring NA LCS because his team was unable to obtain proper documentation in time.

Rick Fox: Ulrich Alexander "Rick" Fox (born July 24, 1969) is a Canadian-Bahamian film and television actor, businessman, retired basketball player, and eSports franchise owner.  He played in the National Basketball Association (NBA) for the Boston Celtics and Los Angeles Lakers, and played college basketball for the North Carolina Tar Heels.  Fox is currently a Founding Partner at Vision Venture Partners, spearheading the private equity firm’s move into professional eSports and providing strategic guidance, creative direction and business development support to each of VVP's portfolio companies.  He is also the owner of premier eSports franchise Echo Fox.

FREAKAZOiD: Ryan Abadir (born November 25, 1992) better known as FREAKAZOiD, is an American "" player who recently played as a rifler for Echo Fox.  He has also played for Homeless, Frost Gaming, Team Dynamic, Splyce, and Cloud9.  Now he's a free agent.

Echo Fox: Echo Fox is a professional eSports organization which fields teams in "Gears of War 4", "League of Legends", " ", "", "Street Fighter V", "Super Smash Bros.  Melee", "Marvel vs. Capcom 3", "Super Smash Bros. for Wii U," "Mortal Kombat X", "Tekken 7", "Injustice 2", and "Vainglory".  The organization was founded after Rick Fox bought the League of Legends Championship Series (LCS) spot of Gravity Gaming for around US$1 million.  The organization expanded into Counter-Strike: Global Offensive by signing a team called Torqued on January 26, 2016.  Jace Hall is the team's co-owner and manager.

Supporting paragraphs: Jackson Vahue Rick Fox
Answer: Jackson Vahue