Sim: Heavyweight Boxing

FREE TRIAL — Play your first 10 fights or 4 years free. Full game unlock via one-time purchase. No ads, no subscriptions. Step into the ring and build your boxing legacy in Heavyweight Boxing Champion — the ultimate heavyweight boxing management and simulation game spanning over 140 years of the sport's history.
Create your fighter, choose your era, and battle your way from unknown prospect to undisputed Heavyweight Champion of the World.

CHOOSE YOUR ERA
Start your career anywhere from 1880 to present day. Fight in the bare-knuckle age alongside John L. Sullivan, the golden era with Joe Louis and Rocky Marciano, the Ali/Foreman/Frazier era, the Tyson era, or the modern age with Fury, Usyk, and Joshua. The game world evolves authentically — title fight rounds, venues, nationalities, purse money, and media all change with the times.

PLAY AS A LEGEND
Choose from the 300 greatest heavyweights of all time and relive their careers — each with authentic ratings, fighting styles, hometowns, and signature moves. Take Iron Mike from his 1984 debut, or transport him to the Ali era and rewrite history.

OVER 2,500 REAL HEAVYWEIGHT FIGHTERS!!
Ali, Tyson, Foreman, Frazier, Louis, Dempsey, Lennox Lewis, Holyfield, Holmes, Marciano, Klitschko, Fury, Usyk, Joshua, Wilder, and hundreds more — all with unique ratings, styles, stances, and nicknames. Every significant heavyweight from 1880 to present day.

FEATURES
Dynamic fight simulation with real-time round-by-round commentary
Signature moves for legendary fighters — see the Ali Shuffle and the Dempsey Roll light up the ring
Authentic nicknames displayed throughout the game
4 world titles and 7 regional belts to chase
Era-authentic title fight rounds — 25, 20, 15, or 12 rounds depending on the era
Realistic ranking system with 500 ranked opponents
Career earnings, rivalries, annual awards, and boxing news
Olympic and World Amateur Championship pathway, with amateur honours reflected in fighter bios
Detailed fight records, CompuBox stats, and career biography
Hall of Fame — retire your legend and start a new career in the same universe
Son of Legends — the children of great champions can emerge in the division
Multiple fighting styles, stances, and strategic options
Play forever — a living universe that spans 1,000+ years

Can you go undefeated? Can you hold all four belts? Can you build a legacy that echoes across the eras? The world is watching.

All fighter ratings, records, and statistics are fictional estimates for entertainment purposes. No endorsement or affiliation with any real person or organisation is implied.