Sim: Heavyweight Boxing Champion
Playing now
1+1 vs. yesterday
33%of peak
All-time peak
38 Sep 2026
Playing now
1+1 vs. yesterday
All-time peak
38 Sep 2026
| Published | Kind | Announcement | Build |
|---|---|---|---|
| Game update | Minor Update 7.3 Hotfix: • NPC fight records are no longer lost on save • Watched fights report the right winner, with scorecards • Fighters no longer age at double speed • Stats no longer go backwards — stat ceilings removed • Power grows into a fighter's prime, then fades with age • Every retired fighter is kept in the Hall of Fame • Rivalry stat boosts are temporary again • Saving a long career no longer fre… | — | |
| Game update | Update 7.2.0 Fighter Development & Stability Fix Your stats no longer go backwards. Fighters generated with a standout attribute were having it quietly pulled down to a hidden limit — heart, stamina and recovery dropping on young fighters who hadn't taken a punch. Fixed, and we've removed stat ceilings altogether. There's no cap on how far an attribute can develop now. Power grows properly too: a fighter ra… | — | |
| Game update | Minor Update 7.1.0 Critical update to fix advance month issues related to the 7.0.0 update. | — | |
| In-game event | Update 7.0.0 — The Rivalries Update ⭐ NEW FEATURE: RIVALRIES Boxing has never really been about the rankings. It's about the fights people want — the ones with something behind them. This update builds that into the game. Every rivalry now has heat. Beat a man in a war and the score isn't settled — it's opened. Heat builds through close fights, controversial decisions, comebacks off the floor and everything said between bells. It… | — | |
| Game update | Minor Update 6.2.0 Various Bug Fixes: -Fixed retired fighters showing the wrong record in BoxRec — it now always shows your own career, not the last fighter you viewed -Dynasty mode now simulates the boxing world forward to when your son turns pro — fighters keep fighting, aging, and retiring, and new prospects rise, instead of the world freezing while you wait -Fixed save export on mobile — exports now open the… | — | |
| Game update | Minor Update 6.1.0. Minor Update 6.1.0: Bug Fixes: -Fixed careers losing their money after updating to the finance module — affected saves automatically recover their full bankroll on next load -Fixed the finance migration itself — updating an existing career now carries your money into the new finance wallet instead of starting you at ~$20K -Fixed bets being wrongly refunded as "fight off" on fights that visibly… | — | |
| Major update | MAJOR UPDATE 6.0.0. — THE LIFESTYLE UPDATE MAJOR UPDATE 6.0.0 — THE LIFESTYLE UPDATE Live the life of a Heavyweight Boxing Champion — in and out of the ring. Until now, your fortune was just a number in the corner of the screen. Not anymore. Update 6.0.0 introduces the full Finance, Trainer & Manager module — an entire second game built around the question every champion eventually faces: you can win the money... but can you keep it? No… | 24177893 | |
| In-game event | Major Update 5.0.0 - Play as a Legend ★ Play As A Legend — fully upgraded Step into the boots of any of the 300 greatest heavyweights of all time. Each now starts with their authentic overall rating, real fighting style, true hometown, and correct turn-pro age : · Mike Tyson debuts in 1984 as the 825-rated wrecking machine he was — Iron Mike, power and killer instinct maxed. · Muhammad Ali turns pro at 18 in 1960 as the reigning Ol… | — | |
| Game update | Update 4.8.2. Era relevant stories, i.e. Radio interviews instead of podcasts in the 1930s. Expanded firstnames and surnames for UK/USA/Ukrainain and Russian boxers. Added a further 80 countries which you can select at game start including England, Scotland, Portugal, Belgium, Hong Kong, Singaore, etc. Added cities and staduims relevant to these added countries as well. Updated retirement stories, era releva… | — | |
| Game update | Minor Update 4.7.0 Critical bug fix: Built additional safety nets to ensure you will always have opponents to fight. | — | |
| Game update | Minor Bug Fixes 4.6.0 Ranking fixes and title fight fixes. | — | |
| Game update | Minor Patch 4.5.6. Fixed scheduling issue. Added a number of achievements post retirement, tiered into gold, silver, bronze and some unique achievements. | — | |
| Game update | Minor Patch 4.5.1 Fixed Fighter Scheduling Bug | — | |
| Game update | Update 4.5.0 Various Bug Fixes Various Bug Fixes: - Autoload overwriting saved slots - Autoloading old saved game instead of current game - Rankings retuned. Beating a top 10 fighter should gain more ranks - Slightly less likely to see the same opponents - Opponents fighting twice in a same month - Various other minor fixes. | — | |
| Game update | Minor Update 4.4 The 1885 fix. Couple of bug fixes and safeguards added | — | |
| Game update | Patch 4.2.0 Various bug fixes | — | |
| Game update | Update 4.2 Minor bug fix. | — | |
| Game update | 4.1.0 Update Minor update: - Critical bug fix on vacant titles - Various other minor bug fixes. | — | |
| Game update | Patch 4.0.0 — "The History Update 2.0 - Over 2,500 Real Heavyweights!!" Heavyweight Boxing Champion — Patch 4.0.0 "The History Update 2.0 — Fight in any Era against Heavyweight Legends!!" Hey everyone, This is the biggest update yet. We've rebuilt major systems to make the game feel authentic across every era of heavyweight boxing — from the bare-knuckle days of the 1880s all the way through to the modern Saudi Arabia mega-fight era. Here's everything that's change… | — | |
| Game update | Patch 3.1 - Bug Fixes Harcoded realistic chin and durability (affects cuts and swelling) to the top 300 fighters. Various minor bug fixes related to the 3.0 Major update. | 22783267 | |
| Major update | Patch 4.0.0 — "The History Update 2.0 - Over 2,500 Real Heavyweights!!" Heavyweight Boxing Champion — Patch 4.0.0 "The History Update 2.0 — Fight in any Era against Heavyweight Legends!!" Hey everyone, This is the biggest update yet. We've rebuilt major systems to make the game feel authentic across every era of heavyweight boxing — from the bare-knuckle days of the 1880s all the way through to the modern Saudi Arabia mega-fight era. Here's everything that's change… | 22768492 | |
| Game update | Major bug fixes Major bug fixes: - HOF fixes for your fighter. - Your corner retiring you when you are ahead on points. - Major ranking revisions, both on fighter gains and losses. - Change colour coding on punches. - Reduced body punches knockdown by 50% and head punches knockdown by 10%. Trying to dial back the KOs slightly. - Fixed ages of retired fighters coming out of retirement. - Added deceased to fight… | — | |
| Game update | Major Bug Fixes Major bug fixes: - HOF fixes for your fighter. - Your corner retiring you when you are ahead on points. - Major ranking revisions, both on fighter gains and losses. - Change colour coding on punches. - Reduced body punches knockdown by 50% and head punches knockdown by 10%. Trying to dial back the KOs slightly. - Fixed ages of retired fighters coming out of retirement. - Added deceased to fight… | — | |
| Game update | minor bug fix fixed exe issue | — | |
| Game update | Bug Fixes Fixed unretiring fighters aging Fixed ranking system at the top 10 and above level and also championship fights Fixed PC start issue. | — | |
| Game update | Major bux fixes A number of major bug fixes. Game should be in a good state now. | — | |
| Game update | v1.5 Training Camp Feature Added / Critical Bug Fixes Training Camp Feature Added / Critical Bug Fixes Training Camp Feature: - 6 training camp options. - 5 potential outcomes from Flawless Camp to Disastrous Camp - Opponents pick strategies that fit their boxer styles, exploit your weaknesses or cover their own weaknesses. Critical Bug Fixes: - Fixed wrong winner being declared - Fixed title stripping and mandatory title defences - Fixed unable t… | — |
Announcements are the developer’s own posts to the game’s Steam news feed: updates and their patch notes, in-game events, releases and sales. The important ones are marked on the players chart.