Brazil loves MMA – and ka678 gets that. Live betting across all UFC, Bellator, ONE Championship, and PFL cards, with over 40 markets per fight, real-time cash out, and odds that update every round.
Full cards with all available markets · Live odds updated every round
Ka678 – MMA and UFC Betting available anywhere in Brazil, including Rio
MMA has become a national passion. Brazil is now home to one of the largest UFC fanbases in the world — and for good reason: fighters like Alex Poatan, Charles Oliveira, Alexandre Pantoja, and Renato Moicano put the country at the top of the global rankings every single event. With so much on the line, it's only natural to want to be part of the excitement by betting — and ka678 is the right place for that.
What sets ka678 apart from other sportsbooks when it comes to MMA is the depth of its markets. It's not just about picking a winner. At ka678, you can bet on the method of victory (KO, submission, or decision), the exact round the fight ends, whether the fight goes the distance, total takedowns in the fight, submission attempts per round, and much more. Over 40 markets are available per main event fight – one of the most extensive MMA betting menus in Brazil.
And when the fights start, the excitement hits a whole new level. ka678's live MMA odds update every five seconds based on real-time action inside the cage. If a fighter is dominating the second round with ground and pound, the opponent's odds shift and new opportunities open up that simply didn't exist before the fight began. Anyone who watches MMA closely knows how to spot a momentum shift — and ka678 gives you the tools to turn that knowledge into real profit.
Another standout feature is cash out, available during fights. Say you bet on Oliveira to win by submission in round one, but the fight reaches round two with no finish — you can make a partial cash out to lock in part of your return while the bet still holds value. This feature, which other sites restrict or simply don't offer for MMA, is available to any registered bettor at ka678.
Explore the most exciting markets available at ka678
The most basic market and still one of the most popular. Pick which fighter takes the win. At ka678, the MMA moneyline features some of the best odds around, especially for fights involving Brazilian fighters. Bet on Poatan, Do Bronx, or Pantoja – when they win, you win. Odds update live with every momentum shift inside the octagon.
For those who truly study the sport, this is the most profitable market. Combine the method of victory (KO, TKO, submission, or decision) with the exact round to hit odds that multiply your return by 5x, 10x, or even more. ka678 offers this market for every fight on the UFC main card — perfect for bettors who know each fighter's style.
Bet on whether the fight will go past the round line set by the market. In 3-round fights, the Over/Under line is typically set at 2.5 rounds; in 5-round bouts (such as UFC main events), common lines are 2.5, 3.5, and 4.5. This market is great for matchups between finishers, where Over odds tend to be very attractive.
Ka678 – MMA betting with VIP cashback and exclusive bonuses for Brazilian bettors
A full overview of everything you can bet on at each event
| Market | Pre-Fight | Live | Cash Out | Note |
|---|---|---|---|---|
| Fight Winner (Moneyline) | Updated every round | |||
| KO / TKO | Includes doctor's stoppage | |||
| Finish (Submission) | Armbar, rear-naked choke, etc. | |||
| Judges' Decision | Unanimous, split, or majority | |||
| Exact Finishing Round | Rounds 1 through 5 available | |||
| Over/Under Total Rounds | Lines at 1.5, 2.5, 3.5, and 4.5 | |||
| Combined Method + Round | Odds up to 25x | |||
| Total Takedowns | — | Takedowns attempted and completed | ||
| Fight Goes the Distance (Yes/No) | Very popular in main events | |||
| MMA Parlay Bet | Parlay up to 10 fights |
Brazil dominates the UFC – meet the top names and follow their odds at ka678
Light Heavyweight · UFC Champion
Lightweight · Former UFC Champion
Flyweight · UFC Champion
Lightweight · UFC Top 5
Divisions covered by ka678:
Ka678 – Live MMA betting with Pix payments, right from Brasília
Betting on MMA is different from betting on football. A fight can turn around in under a second — a glancing kick, a poorly timed takedown, a submission attempt that flips into a position reversal. Understanding that gives you a real edge when picking your markets on ka678.
Study fighting styles before betting on the method of victory. A BJJ fighter like Charles Oliveira has a far greater chance of winning by submission than by knockout – and ka678's odds reflect that. When two submission specialists meet, the Over on rounds often carries value. When two strikers square off, the Under becomes attractive. That kind of read, combined with the data the market provides, is where the informed bettor finds their edge.
Use live betting with an eye on fighter fatigue. In the final rounds of an intense fight, each fighter's energy level shifts dramatically. A fighter who dominated the first round may be struggling by the third – and ka678's live odds capture that in real time. Watching movement, defense, and pace in the middle rounds can reveal who is closer to closing the fight out, and you can enter that market live with better information than someone who bet pre-fight.
Parlay responsibly. MMA parlays can be highly profitable, but the risk grows exponentially. Combining three or four winners from the same card is exciting, but a single upset brings the whole ticket down. A more solid approach is to combine the winner with the method of victory in a single fight where you have high confidence, rather than stacking too many uncertainties on one slip. ka678 lets you combine up to ten events on the same bet slip.
Take advantage of the preliminary cards. UFC main events draw heavy action and tend to have tighter lines. Prelims, on the other hand – where lesser-known fighters take the stage – sometimes offer better value odds, especially for bettors who follow regional circuits and know the backgrounds of fighters making their UFC debut. ka678 covers every prelim with the same markets available for main card bouts.
Everything you need to bet smarter and with more confidence
Watch fights directly on the platform in high quality while betting live — no need to switch between tabs.
Close out or reduce your bet before the fight ends. Available throughout all rounds on main cards.
Odds update every 5 seconds based on how the fight is unfolding in real time, reflecting the momentum of each bout.
Takedowns, significant strikes, submission attempts, and octagon control displayed in real time.
Combine up to 10 fights from different events on a single ticket and multiply your potential winnings.
Get push notifications whenever the odds on a fighter you follow shift ahead of an event.
Mobile-optimized interface with smooth MMA live betting — no freezing, even on 4G networks.
Your winnings are available for withdrawal within 5 minutes via Pix, even during live events.
Simple and fast – from sign-up to your first bet in under five minutes
Free registration with CPF and email in under two minutes. No proof of address required to get started.
Sign Up FreeMake a Pix deposit of R$ 10.00 or more and the balance hits your account in seconds. Activate your welcome bonus on your first deposit.
Go to MMA and UFC in the menu, choose the event, select the fight, and explore 40+ markets available for each bout.
Watch the live stream, use cash out if you want, and receive your winnings automatically via Pix within minutes of the final result.
Ka678 – Complete entertainment with MMA, UFC, and much more on Avenida Paulista
Your personal data, betting history and payment information are protected with 256-bit SSL encryption and handled in compliance with the General Data Protection Law (LGPD). ka678 does not share user information with third parties without consent. To learn more, please review our Full Privacy Policy.
Everything you need to know before you get started
Create your account for free, deposit from R$ 10.00 via Pix, and claim a welcome bonus of up to R$ 1,500.00 on your first deposit.