300SPINS™HARDCORE+Whale Rush
Microgaming
Whale Rush is a an underwater-themed slot game with cute sea creatures slot by Microgaming.
The slot is built on an irregular reel setup with cluster pays and offers a theoretical maximum win of x10000x.
It also comes with special features such as Cluster Pays and Cascading Reels, adding cluster-based hit patterns beyond fixed lines and repeat-win chances from cascading symbol drops.
Verdict
HARDCORE+Player Fit Spectrum
Hardcore+
CasualBalancedHardcore
Based on the 300SPINS™ test, Whale Rush may be particularly suited to hardcore players who enjoy pronounced swings and strong reward moments.
In addition, the highest win multiplier was relatively large in this test. This may suit players who enjoy standout wins from a single spin.
About 300SPINS™
Every 300SPINS™ review starts with hands-on play: we manually play each slot, record the results and analyze the session data ourselves. Every test follows the same protocol: 300 paid spins in one continuous session, a fixed base bet, and no bonus buys or optional bet enhancements. Naturally triggered free spins and bonus rounds are included in the results. This consistent setup lets us compare win frequency, payout multipliers and feature activity across games. The analysis describes the recorded session, rather than the game’s complete long-term payout behavior.
Experienced RTP Deviation
RTP Deviation
227.02%
Below avg.Avg. (98.45%)Above avg.
Deviation measures how far this session’s RTP sits from the all-review average, whether above or below it.
This slot shows a very large deviation from the average and is expected to combine the thrill of very large wins with the possibility of a very high loss rate.
About RTP Deviation
This analysis does not evaluate the slot's theoretical RTP or long-run return. It only measures how far the total return recorded in this 300-spin session was from the average of other eligible 300SPINS™ reviews conducted with the same method. A larger deviation may suggest a wider range of outcomes, but it does not establish the slot's actual volatility or predict future results.
Specifications
Characteristic
HARDCORE+
User Rating
No ratings
Free Spin
1 Trigger
Jackpot
None
Reel Config
Irregular
Paylines
Cluster
RTP
-
Volatility
-
Max Win
10,000x
Bonus Buy
100x
Demo Play
Slots with Similar Characteristics
Balance Chart: 300SPINS™ Review
Balance Timeline
300 Paid Spins300SPINS balance time-series chart for Whale Rush. The chart starts at 999995, ends at 1000072, and bottoms at 999991 on spin 41. Free spin trigger markers appear on spin 44.
300SPINS balance timelineSPIN 0Balance 999,995.32
Free Spin Analysis: 300SPINS™ Review
Free Spin Profile
Dynamic Experience
When free spins arrived, they had enough payout strength to feel like a major turning point. This creates a more dynamic free-spin experience, where waiting for the feature becomes part of the tension.
Free Spin Comparison
HARDCORE+Free spin profile chart for Whale Rush. Free spins triggered once during our 300-spin session. The field average is 2.08. Free spin payout averaged 549.8x, against a field average of 65.9x.
Free Spin Hit Rate
Natural free spin triggers during 300 paid spins
1
Free Spin Payout Multiplier
Average payout multiplier per free spin trigger
549.8x
Free Spin Quadrant
STRONGFrequent
Strong
Quiet
Impact
SLOT
Hit Rate Analysis: 300SPINS™ Review
Play Rhythm
Balanced Experience
Profitable hits had a noticeable presence, but they did not dominate the whole session rhythm. This creates a balanced play rhythm, sitting between visible action and meaningful profit hits.
Rhythm Comparison
HARDCORERhythm comparison chart for Whale Rush. Hit Rate is 33.0% against a field average of 26.6%, while Profit Hit Rate is 10.7% against a field average of 10.5%.
Hit Rate
Any winning paid spin
33.0%
Profit Hit Rate
Paid spins returning more than the bet
10.7%
Rhythm Quadrant
PROFITFrequent
Strong
Dry
Selective
SLOT
More slots from Microgaming
Payout Analysis: 300SPINS™ Review
Payout Profile
Dynamic Experience
The largest payout moment stood out clearly, giving the session a sharper peak. This creates a more dynamic payout profile, where the result is shaped by sharper swings and stronger payout movement.
Payout Comparison
HARDCORE+Payout comparison chart for Whale Rush. Max Payout is 549.8x against a field average of 100.3x, while Avg Payout is 6.88x against a field average of 4.52x.
Max Multiplier
Largest payout from a single paid spin
549.8x
Average Multiplier
Average payout per paid spin
6.88x
Payout Quadrant
SWINGPeak
Swing
Steady
Dynamic
SLOT
Dependency Analysis: 300SPINS™ Review
Dependency Profile
Dynamic Experience
A large share of the total payout came from bigger wins, making the result feel concentrated and high-impact. This creates a more dynamic dependency profile, where the session result leans heavily on specific high-impact moments.
Dependency Comparison
HARDCORE+Dependency comparison chart for Whale Rush. Free Spin Dependency is 80.7% against a field average of 31.3%, while Big Win Dependency is 80.7% against a field average of 50.3%.
Free Spin Dependency
Share of total payout that came from free spins
80.7%
Big Win Dependency
Share of total payout that came from larger standout wins
80.7%
Dependency Quadrant
LOADEDBonus
Loaded
Steady
Big Win
SLOT
Special Features
Highlight Features
Cluster Pays
The Cluster Pays system is an innovative winning method that completely breaks the traditional slot concept of 'lines'. In a typical slot, symbols must be placed sequentially from the left on a designated payline to be considered a win. However, in the Cluster Pays method, there are no lines at all. Instead, symbols like candies or jellies cascade down onto a large grid (usually 5x5 or larger). There is only one condition for a win: identical symbols must connect horizontally or vertically to form a cluster.
Cascading Reels
Cascading Reels is a system where winning symbols disappear from the screen, and the symbols above them fall down like a cascade to fill the empty spaces, continuously creating new winning opportunities. The core of this feature is to trigger a chain reaction that allows for multiple wins from a single spin.
Bonus Buy Efficiency
Price x100
Average Bonus Buy Price
Experience Value
High Experience Value
Free spins triggered once during our 300-spin session. With a buy price of x100, buying offers a much shorter path if you mainly want to experience the free-spin feature.
Monetary Value
Strong Monetary Value
Free-spin payout strength and free-spin dependency were moderate compared with other slots in our 300SPINS reviews. The buy looks useful as access to the feature, but not an exceptional profit signal.
Avg. Min x81.6Avg. Max x129.1
LowExpectedHigh
Gallery
User Rating
Community Score
No ratings
Based on 0 community ratings. User ratings are shown separately from our 300SPINS™ session data.
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About 300SPINS™ Reviews
Every 300SPINS™ review starts with hands-on play: we manually play each slot, record the results and analyze the session data ourselves. Every test follows the same protocol: 300 paid spins in one continuous session, a fixed base bet, and no bonus buys or optional bet enhancements. Naturally triggered free spins and bonus rounds are included in the results. This consistent setup lets us compare win frequency, payout multipliers and feature activity across games. The analysis describes the recorded session, rather than the game’s complete long-term payout behavior.