Over the Moon Slot Review 2025
Big Time Gaming continues to demonstrate why they’re masters of the Megaways mechanic with Over the Moon, a space-themed slot that builds on their proven formula whilst introducing fresh mechanics to keep things engaging. Released in April 2023, this 6-reel Megaways adventure offers compelling gameplay with rocket multipliers and collection mechanics that create multiple pathways to substantial wins.
The slot’s real appeal lies in its Rocket Multiplier system—a mechanic that makes you genuinely excited when those ascending symbols appear. Combined with Enhanced Free Spins that scale multipliers with each rocket and a generous 96.55% RTP, Over the Moon positions itself as a solid choice for experienced players seeking high-volatility entertainment with genuine win potential.
Base Game & Features
Over the Moon operates as a 6-reel Megaways slot with up to 117,649 ways to win thanks to dynamic reel heights that shift from 2 to 7 symbols per spin. Winning combinations form when three or more matching symbols land from left to right, starting from the leftmost reel. The highest-paying regular symbol is the Purple Gem, followed by Red, Blue, and Green variants, whilst lower-value icons include the standard card ranks.
Each winning spin triggers Cascades—the Megaways hallmark—where winning symbols vanish and new symbols cascade down from above, creating potential for consecutive wins on a single spin. This mechanic forms the foundation upon which all other features build, creating momentum that makes even modest wins feel meaningful.
Betting spans from a modest 0.20 to 50 per spin, offering flexibility for both conservative and aggressive staking preferences. The game features a theoretical RTP of 96.55%—notably above industry average—with a high volatility profile that means expect longer dry spells punctuated by substantial wins rather than consistent small returns.
Rockets & Multipliers
The Rocket Multiplier system forms the core of Over the Moon’s appeal. These special symbols appear during gameplay carrying multiplier values of x1, x5, or x10. When a Rocket lands, it anchors in place and collects all wins formed in that spin, applying its multiplier to boost the total. Multiple rockets can accumulate, compounding their effects dramatically—a mechanism that creates those genuinely exciting moments when several rockets align in the bonus round.
The design philosophy here shows Big Time Gaming’s understanding of pacing. Rockets remain visible across Cascades, maintaining tension and building anticipation. During the base game, a single rocket can enhance a moderate win substantially. During Free Spins, however, the multiplication potential scales considerably, which is where the magic happens.
Meteor Prizes
Alongside Rockets appear Meteor Prize symbols—collectible icons that accumulate value based on active rocket multipliers. A single Meteor Prize can be worth anywhere from a few coins to 100x your bet depending on which Rockets are active. This creates a satisfying loop: Rockets appear, Cascades create new symbols, Meteors land and get multiplied by the rockets you’ve collected. The interaction between these mechanics is where Over the Moon differentiates itself from simpler Megaways releases.
Cascading Reels & Battery Symbols
Cascading Reels activate on every winning combination, with new symbols dropping to replace removed winners. During Free Spins, Battery symbols appear exclusively on reel 6. When a Battery lands, it replenishes rocket fuel cells to maximum (3) for all visible Rockets, effectively extending their lifespan and keeping the multiplier system active longer. This subtle mechanic prevents the frustrating experience of rockets expiring mid-bonus, instead maintaining engagement throughout the free spins round.
Win Exchange
The Win Exchange feature (available in certain jurisdictions) permits interesting decision-making: wins of 25x to 79x can be gambled for a chance at Free Spins, whilst wins of 80x or greater can be directly exchanged for 12 Free Spins. This feature adds strategic depth, allowing players to chase bonus rounds when base game momentum feels stalled. Though not universally available, it’s a welcome addition where permitted.
Over the Moon Free Spins
The Free Spins bonus represents where Over the Moon truly excels. Landing three or more Scatter symbols across the reels triggers the round, awarding 12 Free Spins as the base, plus 2 additional spins for each Scatter beyond the third. This means landing four Scatters grants 14 spins, five Scatters yields 16, and so forth. Retriggering works identically during the bonus—three or more Scatters award another 12 plus 2 per extra, extending play considerably.
The real enhancement comes through the multiplier progression. In regular Free Spins, Rocket Multipliers activate as normal. However, Rockets don’t carry fixed values in bonus—instead they start at x1 and increase to x5, then x10 and beyond as Cascades continue. This unlimited escalation creates the genuine potential for the 13,570x maximum win, achieved through multiple rockets interacting with Meteors across extended Cascades.
Enhanced Free Spins
Enhanced Free Spins trigger via the Mega Scatter symbol rather than regular Scatters. These represent the peak of the bonus potential. The critical difference: Rocket Multipliers in Enhanced Free Spins start at x2 rather than x1, doubling from the baseline to x4, x6, x8, and beyond with each new rocket. Combined with Battery Symbols maintaining rocket fuel and Cascades stacking wins, Enhanced Free Spins routinely produce the multi-thousand times multipliers that reward patient players.
Bonus Buy
For players outside the UK, Bonus Buy provides direct access to Free Spins. Purchasing costs 70x your current bet for regular Free Spins or 140x for Enhanced Free Spins. The pricing is reasonable relative to the win potential, though during variance dry spells even these costs can feel substantial. The feature’s availability outside UK jurisdiction reflects regulatory considerations, offering players an alternative route to the bonus experience without waiting for natural triggering.
Over the Moon: Our Verdict
Overall Rating: 8/10
Over the Moon stands as another compelling example of Big Time Gaming executing Megaways mechanics with precision and polish. The Rocket Multiplier system genuinely differentiates this release from the crowded Megaways catalogue, creating engagement that extends beyond simple cascade chasing. The 96.55% RTP paired with high volatility makes it appealing both for bonus-clearing tasks and for players actively chasing substantial wins.
The space theme lacks the visual immersion of more contemporary releases—BTG’s aesthetic hasn’t fundamentally shifted across their portfolio—but the gameplay more than compensates. The interaction between Rockets, Cascades, Meteors, and the fuel cell mechanics creates depth that rewards repeated plays as you learn optimal strategies.
Experienced Megaways enthusiasts will find plenty here to love. The high volatility suits players with sufficient bankroll to weather variance stretches, whilst the generous maximum win potential makes extended bonus sessions genuinely thrilling. However, beginners or low-variance preference players may find the complexity overwhelming—multiple interconnected mechanics require mental engagement rather than passive spinning.
For anyone seeking a fresh alternative to familiar Megaways titles like Golden Catch, Over the Moon delivers variety without abandoning proven mechanics. The multiplier scaling in Enhanced Free Spins creates genuine climactic moments, transforming standard free spins into events rather than mechanical progressions. It’s a worthy addition to any serious slot enthusiast’s rotation.
Over the Moon FAQs
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What is the RTP of Over the Moon?
The Over the Moon slot by Big Time Gaming has an RTP (Return to Player) of 96.55%, which is above average and consistent across all sources. This is a standard RTP with no variable versions available. -
What is the maximum win on Over the Moon?
Over the Moon has a maximum win potential of 13,570x the stake, which can be achieved through the slot’s rocket multipliers and special features. This high win potential is one of the highlights of the game. -
How do I trigger free spins in Over the Moon?
Landing three or more Scatter symbols anywhere on the reels triggers the Free Spins round. You receive 12 free spins base award plus an additional 2 free spins for each Scatter beyond the third one. You can also purchase free spins through the Bonus Buy feature for 70x or 140x your stake. -
What is the volatility of Over the Moon?
Over the Moon is a high volatility slot, which means the game will have relatively high variance in payouts. This can lead to longer losing streaks but also potentially larger wins compared to medium or low volatility games. It’s suitable for experienced players seeking substantial win potential. -
Can I play Over the Moon on mobile?
Over the Moon by Big Time Gaming is available as a mobile-optimised slot game that can be played on smartphones and tablets. The game is part of Big Time Gaming’s standard release portfolio available through most major online casinos. -
Does Over the Moon have a bonus buy feature?
Yes, Over the Moon has a Bonus Buy feature (available outside the UK) that allows you to purchase free spins directly. You can buy 12 regular Free Spins for 70x your current bet or 12 Enhanced Free Spins for 140x your current bet. -
What are the special features in Over the Moon?
Over the Moon includes several special features: Rocket Multipliers (up to 3 rockets with multipliers scaling up to 10x or beyond), Meteor Prizes (worth up to 100x bet), Cascading Reels, Battery Symbols on reel 6 to replenish rocket fuel during Free Spins, Win Exchange (exchange wins of 80x+ for free spins), and Enhanced Free Spins with multipliers starting at x2 and doubling with each rocket. -
How many ways to win does Over the Moon have?
Over the Moon is a Megaways slot that offers up to 117,649 ways to win. The number of ways changes with each spin due to the dynamic reel heights (2-7 symbols per reel). This is part of the Big Time Gaming Megaways engine that creates variable payline combinations.
