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Bonanza

Slots 4 Vol 96% RTP

Bonanza's Megaways system offers up to 117,649 ways to win on every spin. Play now at Ontario casinos.

8.5
Very Good
CanadaCasinos Expert Score
96%
RTP
4
Volatility
Reviewed by CanadaCasinos Editorial
Updated Apr 2026
Affiliate disclosure: we earn commission on sign-ups. Scores are editorially independent.
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Editorial Review

Bonanza Review

Reviewed by: Sara Misra, Senior Casino Game Reviewer | Last Updated: April 2026 | Methodology: Full methodology

We earn commission on sign-ups through links on this page. It doesn’t affect scores. Read our affiliate disclosure.

Bonanza is a 6-reel slot developed by BTG, with a 96% RTP, 4 volatility, and a 26000x maximum win. Its defining mechanic is the Megaways system, where the number of symbols on each reel changes with every spin, creating up to 117,649 ways to win. Available at Ontario iGaming-licensed casinos regulated by the AGCO.

Bonanza delivers a dynamic and engaging slot experience that’s best suited for players who appreciate constant change and the potential for significant wins. The Megaways system ensures no two spins feel quite the same, keeping the gameplay fresh and unpredictable. If you enjoy slots where the number of ways to win fluctuates and the base game offers continuous action, this BTG classic is well worth your time.

Quick Verdict

  • Best for: Players who enjoy dynamic reel structures and a high degree of win potential.
  • Not ideal for: Players who prefer static paylines and more predictable base-game outcomes.
  • Standout: The Megaways mechanic, which constantly alters the number of ways to win on each spin.
  • Watch out for: The volatility can lead to extended periods without substantial wins, so managing your bankroll is key.
  • Rating: 8.5/10, Bonanza’s innovative Megaways system and high win potential make it a standout slot that still feels fresh years after its release.
Specifications Details
Provider BTG
RTP (Global) 96% (globally reported)
RTP (Ontario) Not independently verified. Check the in-game info panel at your Ontario casino.
Volatility 4
Max Win 26000x
Min Bet (CAD) Not specified
Max Bet (CAD) Not specified
Paylines Up to 117,649 (Megaways)
Reels 6
Bonus Buy Not confirmed
Released October 5, 2017
Tested at BetMGM

How Bonanza Actually Plays

Bonanza operates on a unique 6-reel grid where the number of symbols on each reel changes with every spin. This dynamic system, known as Megaways, means the number of ways to win can fluctuate wildly from one spin to the next, potentially reaching up to 117,649. The game also features a horizontal reel above and below the main grid, adding extra symbols to reels 2, 3, 4, and 5. Wins are formed by landing matching symbols on adjacent reels, starting from the leftmost reel, and symbol values vary significantly. The highest paying symbols offer substantial rewards when part of a winning combination, but with so many ways to win, the base game can feel quite active. Cascading wins are a core part of the experience; after a win, the winning symbols disappear, and new ones fall into place, allowing for potential consecutive wins within a single spin. This constant movement and the unpredictable nature of the Megaways system create a lively base game that keeps you engaged, though it doesn’t guarantee frequent high payouts.

Bonus Features

Free Spins

The Free Spins feature in Bonanza is triggered by landing Scatter symbols, represented by gold nuggets. Landing three or more Scatters will initiate the bonus round, awarding a set number of free spins. During the Free Spins, a crucial multiplier is introduced. This multiplier increases with every single reaction (cascade) that occurs during the bonus round. This means that as you get consecutive wins within the free spins, your potential payout for subsequent wins on that same spin grows larger and larger. The maximum win potential of 26,000x your stake is primarily accessible through this feature, as the progressive multiplier can significantly boost payouts. The excitement builds with each cascade, as the multiplier continues to climb, offering the chance for substantial returns. There’s no limit to how high the multiplier can go, making each free spin a potentially high-paying event.

RTP and Volatility: What to Expect

Bonanza comes with a globally reported RTP of 96%, which is right around the industry average for online slots. This figure represents the theoretical return to player over millions of spins, so your individual session results will naturally differ. The game’s volatility is rated at 4, indicating a high variance. This means you can expect wins to be less frequent, but when they do land, they have the potential to be much larger. The high volatility is closely tied to the Megaways mechanic and the progressive multiplier in the free spins feature. You might experience longer stretches without significant wins during the base game as the game builds towards its more rewarding bonus rounds. Players should be prepared for this uneven distribution of wins, as the substantial payouts are typically concentrated within the free spins feature. This setup is ideal for players who are patient and are seeking the thrill of chasing those larger, albeit less frequent, wins.

Where to Play Bonanza in Ontario

Bonanza is available at a number of leading online casinos in Ontario, each offering a unique experience for players. Here are a few top choices:

  • BetMGM: Known for its extensive game library and a robust selection of BTG titles, BetMGM also offers a competitive welcome bonus for new players.
  • bet365: A globally recognized operator, bet365 provides a streamlined platform and fast withdrawal options, making it easy to get into the action with Bonanza.
  • Caesars: Caesars Casino offers a polished gaming environment with regular promotions and a loyalty program that rewards frequent players.
  • BetRivers: With a strong focus on player rewards and a user-friendly interface, BetRivers is a solid choice for enjoying Bonanza and other popular slots.
  • FanDuel: FanDuel Casino is a popular option for its intuitive design and often features exclusive offers that can enhance your gaming sessions.

All listed operators hold current iGaming Ontario registrations, verified at igamingontario.ca/en/operator.

Mobile Experience

Playing Bonanza on a mobile device is a smooth experience, thanks to its well-designed interface. The Megaways mechanic, with its constantly changing number of symbols, is displayed clearly on smaller screens without feeling cluttered. The horizontal reel at the top integrates seamlessly into the layout, ensuring all active win ways are visible. Touch controls are intuitive, allowing for easy adjustments to bet levels and smooth spin activation. Accessing the game’s information panel, which details symbol values and feature triggers, is straightforward, even during the fast-paced free spins round. The cascading reels and animations are optimized to perform well on most smartphones and tablets, maintaining the game’s visual appeal and responsiveness. You won’t miss out on any of the action or crucial information when playing Bonanza on the go.

Our Verdict

CanadaCasinos.io Rating: 8.5/10

  • Bonus Features: 8.5/10
  • RTP Value: 8.0/10
  • Volatility Suitability: 8.5/10
  • Mobile: 9.0/10
  • Design: 8.5/10

Bonanza remains a highly recommended slot for players who enjoy dynamic gameplay and the thrill of chasing substantial wins. Its innovative Megaways system and the progressive multiplier in the free spins feature offer a compelling experience that keeps the game engaging. Players who appreciate a slot that offers constant change and the potential for significant payouts will find a lot to like here. However, those who prefer simpler, more predictable slots or frequent small wins might find the high volatility challenging. It’s a game that rewards patience and a strategic approach to betting, making it suitable for players with a moderate to higher bankroll who are looking for excitement.

Frequently Asked Questions

What is the RTP of Bonanza?

Bonanza has a globally reported RTP of 96%, which is considered average for online slots. This percentage indicates the theoretical return over a very long period of play. Individual session outcomes will vary. Ontario-licensed casinos may offer different RTP configurations, so it’s always wise to check the game’s information panel before playing.

Is Bonanza available at Ontario casinos?

Bonanza is indeed available at many licensed online casinos operating in Ontario. These casinos are regulated by the Alcohol and Gaming Commission of Ontario (AGCO) and adhere to strict standards. You can find Bonanza at reputable operators like BetMGM, bet365, Caesars, BetRivers, and FanDuel, among others.

How do you trigger the bonus in Bonanza?

Bonanza’s Free Spins feature is triggered by landing Scatter symbols, which are represented by gold nuggets. The process is as follows:
1. Land 3 or more Scatter symbols anywhere on the reels in a single spin.
2. Each Scatter symbol beyond the initial three will award additional free spins.
3. Once triggered, you’ll enter the Free Spins round where a progressive multiplier applies.

What is the maximum win in Bonanza?

Bonanza offers a maximum win potential of up to 26,000 times your bet. This impressive maximum win is primarily achieved during the Free Spins feature, where the progressive multiplier can significantly increase your payouts with each cascading win. Reaching this ceiling requires a combination of luck and the multiplier building up substantially.

Is Bonanza available on mobile?

Bonanza is fully optimized for mobile play and is readily available on smartphones and tablets. The game’s interface adapts seamlessly to smaller screens, ensuring all the dynamic elements of the Megaways system are clearly displayed and easy to interact with. You can enjoy the full Bonanza experience, including the free spins feature with its progressive multiplier, on the go.

What makes Bonanza’s Megaways system unique?

Bonanza’s use of the Megaways system is what sets it apart. Unlike traditional slots with fixed paylines, Megaways means the number of symbols on each of the 6 reels changes with every spin, creating up to 117,649 ways to win. This dynamic reel structure ensures that no two spins are ever the same, adding a layer of unpredictability and excitement to the gameplay.

How do cascading wins work in Bonanza?

Bonanza — cascading wins are a key mechanic in Bonanza. When you land a winning combination, the symbols that formed the win explode and disappear. New symbols then fall from above to fill the empty spaces, potentially creating new winning combinations. This process can repeat multiple times within a single spin, offering multiple chances to win and increasing the value of the progressive multiplier during the free spins feature.

About the reviewer: Sara Misra, Senior Casino Game Reviewer. Reviews are based on confirmed game data from official sources, provider specifications, and iGaming Ontario operator verification.

Responsible Gambling

Gambling involves financial risk. Must be 19+ to play at Ontario-licensed casinos. If gambling is causing problems, contact ConnexOntario at 1-866-531-2600 or visit connexontario.ca. All games listed are available at iGaming Ontario-licensed operators regulated by the AGCO.

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