by Big Time Gaming | Last updated: March 17, 2026
The original Megaways slot with up to 117,649 ways to win. 96.00% RTP, high volatility, unlimited multiplier.
Bonanza Megaways — Screenshot 1
Coming soon
RTP
96.00%
Volatility
High
Max Win
Bonanza Megaways by Big Time Gaming is the slot that started the Megaways revolution. Set in a gold mine, this game introduced the variable reel mechanic that would change the industry forever.
With up to 117,649 ways to win on each spin, Bonanza uses the Megaways engine where each reel shows 2-7 symbols randomly. The Reactions feature removes winning symbols and drops new ones in, creating chain reactions.
Landing G-O-L-D on the top reel triggers free spins. Starting with 12 spins, each consecutive reaction adds 1x to an unlimited win multiplier. Additional scatters can retrigger 5 more spins.
At 96.00% RTP with high volatility, Bonanza remains the gold standard for Megaways slots. The unlimited multiplier during free spins creates genuinely exciting moments, and the mining theme still holds up beautifully.
Bonanza Megaways by Big Time Gaming is the game that launched the Megaways revolution. Released in 2016, this mining-themed slot introduced the variable reel modifier that creates up to 117,649 ways to win on each spin. The Megaways mechanic went on to become one of the most licensed and replicated features in slot history.
The game features cascading wins where winning symbols are removed, the extra top reel adding more win potential, and a free spins feature with an unlimited win multiplier that increases by 1x with every cascade. The progressive multiplier during free spins is what creates the massive win potential. RTP is 96.00% with high volatility.
As the progenitor of the Megaways format, Bonanza remains a must-play. The unlimited multiplier in free spins and the variable ways mechanic ensure that no two sessions feel the same.
96.00%
Variable reel sizes creating up to 117,649 ways to win each spin
Over 10,000x stake
Unlimited progressive multiplier that increases by 1x with every cascade
Landing GOLD letters to spell G-O-L-D
Yes, an extra horizontal reel above the main grid
Big Time Gaming - the inventors of Megaways
Yes
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12,000x
Provider
Big Time Gaming
Grid
6x5
Paylines
117,649
Min Bet
$0.20
Max Bet
$20.00
Bonanza Megaways by Big Time Gaming earns a 9.0/10 rating. With an RTP of 96.00% and high volatility, this slot delivers up to 12,000x max win potential.
