Question: What heavyweight champion nicknamed "The Manassa Mauler" starred in Daredevil Jack?

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Randy Couture: Randall "Randy" Duane Couture ( ; born June 22, 1963) is an American actor, retired United States Army Sergeant, retired mixed martial artist and former collegiate and Greco-Roman wrestler.  During his tenures in the Ultimate Fighting Championship (UFC), Couture became a three-time UFC Heavyweight Champion, two-time UFC Light Heavyweight Champion, an interim UFC Light Heavyweight Champion and the UFC 13 Heavyweight Tournament Winner.  Couture is the first of only three fighters to hold two UFC championship titles in two different divisions (along with B.J. Penn and Conor McGregor).

Antônio Silva (fighter): Antônio Carlos Silva (born September 14, 1979) is a Brazilian mixed martial artist who formerly competed in the heavyweight division of the UFC.  He is a former EliteXC Heavyweight Champion, a former Cage Rage World Heavyweight Champion and a former Cage Warriors Super Heavyweight Champion.  He has also competed for K-1 Hero's, BodogFIGHT, Strikeforce and World Victory Road.  Known for being one of the five men (along with Tsuyoshi Kohsaka, Fabrício Werdum, Dan Henderson, and Matt Mitrione) to defeat Fedor Emelianenko in mixed martial arts competition.

Trevor Prangley: Trevor Prangley (born 24 August 1972) is a South African mixed martial artist.  He has fought in the UFC, Strikeforce, Bellator, Dream, King of the Cage, MFC, the SFL, Shark Fights, and Bodog Fight.  He competed in the Middleweight and Light Heavyweight divisions.  He was the former King of the Cage Light Heavyweight Champion, the former Shark Fights Light Heavyweight Champion, and the former MFC Light Heavyweight Champion.

Daisuke Sekimoto: Daisuke Sekimoto (関本 大介 , Sekimoto Daisuke ) is a Japanese professional wrestler, best known for his appearances in Big Japan Pro Wrestling and Pro Wrestling Zero1-Max.  He is a three time BJW World Strong Heavyweight Champion, while also being a former one-time NWA Pan-Pacific Premium Heavyweight Champion, one-time wXw Unified World Wrestling Champion and a one-time Zero1 World Heavyweight Champion.  Other major singles championships include the BJW Heavyweight Championship, the KO-D Openweight Championship and the Strongest-K Championship.  Also a successful tag team wrestler, he has held the AJPW World Tag Team Championship two times, the All Asia Tag Team Championship two times, the BJW Tag Team Championship eight times and the KO-D Tag Team Championship two times with his most successful tag team combination being with Yuji Okabayashi.

UCW-Zero Heavyweight Championship: The UCW-Zero Heavyweight Championship is the primary singles championship title in Ultra Championship Wrestling-Zero.  It was first won by Blitz Mason in March 2003 and defended throughout the state of Utah, most often Salt Lake City, Utah, but also in the Rocky Mountains and the Southwest United States.  The title was formerly recognized by AWA Superstars from 2005 to 2007, and then by the National Wrestling Alliance when the promotion became an NWA territory that same year.  On February 26, 2011, the UCW-Zero Heavyweight Championship was around the waist of Los Mochis Paco until it was stolen by Tyler Cintron after Junior X attacked Paco.  Later, Paco retrieved his belt back from Tyler Cintron.  The following show however, Tyler Cintron walks into the ring with his own UCW-Zero Heavyweight Championship.  UCW Director Blitz decide to make a Triple Threat TLC Match to determine the Undisputed UCW-Zero Heavyweight Champion which took place on June 4, 2011.  Los Mochis Paco was the victor to become the Undisputed Heavyweight Champion.  It would however be short lived because Los Mochis Paco was attacked by Black Out in the back and broke his leg and was unable to defend it.  Two Weeks later on June 18, 2011, Director for the night and Former 4 time UCW-Zero Heavyweight Champion Martin Casaus made a Gauntlet Match to determine a New Champion.  In the end, it was Junior X that prevailed and became the NEW UCW-Zero Heavyweight Champion.  2011 Rocky Mountain Rumble Champion Kid Kade went on to win the UCW-Zero Heavyweight Champion after defeating Junior X at "Meltdown Mayhem" on August 13, 2011.

Daredevil Jack: Daredevil Jack is a 1920 American silent action film serial directed by W. S. Van Dyke and starring heavyweight champion Jack Dempsey.  An incomplete copy of the film is housed in the UCLA Film and Television Archive.  The supporting cast features Lon Chaney, Edgar Kennedy, and Bull Montana.  This was the first of 23 films, many of them short subjects, in which the iconic boxer Dempsey appeared, usually as the top-billed leading man.

Shuji Ishikawa: Shuji Ishikawa (石川 修司 , Ishikawa Shūji , born September 25, 1975) is a Japanese professional wrestler, currently working for promotions such as All Japan Pro Wrestling (AJPW), DDT Pro-Wrestling and Big Japan Pro Wrestling (BJW) as a freelancer.  Ishikawa is a former Triple Crown Heavyweight Champion, KO-D Openweight Champion, BJW Deathmatch Heavyweight Champion and BJW World Strong Heavyweight Champion as well as the winner of the 2017 Champion Carnival.

WWC Universal Heavyweight Championship: The WWC Universal Heavyweight Championship is a professional wrestling world heavyweight championship and the top title contested for in the Puerto Rican professional wrestling promotion, the World Wrestling Council.  The championship was established in July 1982, as the WWC World Heavyweight Championship, when the company was named Capitol Sports Promotions.  The championship received its current name following a match between Carlos Colón (WWC World Heavyweight Champion) and Ric Flair (NWA World Heavyweight Champion) where the "Champion of the Universe" was supposed to be determined.  The first champion was Abdullah the Butcher, who was billed as champion upon the title's creation.  Since being established, the WWC Universal Heavyweight Championship has been held by forty-nine different wrestlers and has also been held up on nineteen occasions and vacated or stripped thirteen times.

MCW Heavyweight Championship: The MCW Heavyweight Championship is a professional wrestling heavyweight championship owned by the MCW Pro Wrestling (MCW) promotion.  The title was created and debuted on October 11, 1998 at a MCW live event.  In 2003, MCW ceased operations; at its last show MCW Last Dance on July 16, the MCW Heavyweight Championship was unified with the FTW Heavyweight and the MEWF Heavyweight Championships, when then–MCW Heavyweight Champion Danny Doring defeated MEWF Heavyweight Champion Romeo Valentino and FTW Heavyweight Champion Chris Chetti.  MCW reopened in 2005 and held its first show on October 1, 2005, titled Fort Meade Wrestling.  The MCW Heavyweight Championship was reinstated on March 26, 2006 at MCW's The Phenomenal Final Four event, where Julio Dinero won a tournament to become the champion.

Jack Dempsey: William Harrison "Jack" Dempsey (June 24, 1895 – May 31, 1983), nicknamed "Kid Blackie" and "The Manassa Mauler", was an American professional boxer who competed from 1914 to 1927, and reigned as the world heavyweight champion from 1919 to 1926.  A cultural icon of the 1920s, Dempsey's aggressive fighting style and exceptional punching power made him one of the most popular boxers in history.  Many of his fights set financial and attendance records, including the first million-dollar gate.  Dempsey is ranked as tenth on "The Ring" magazine's list of all-time heavyweights and seventh among its Top 100 Greatest Punchers, while in 1950 the Associated Press voted him as the greatest fighter of the past 50 years.  He is a member of the International Boxing Hall of Fame, and was inducted into "The Ring"<nowiki>'</nowiki>s Boxing Hall of Fame in 1951.

Supporting paragraphs: Daredevil Jack Jack Dempsey
Answer: Jack Dempsey