Book of Claws: Lock&Choose
Clawbuster
Book of Claws: Lock&Choose is a ancient Egyptian adventure-themed slot by Clawbuster.
The slot is built on a 5x3 reel grid with 10 paylines and offers a theoretical maximum win of x5,000.
It also comes with special features such as Special Expanding Symbol and Ante Bet, adding extra gameplay variety from the feature mix and more control over bonus frequency and stake risk.
Verdict
Recommended for players who enjoy a more intense slot with enough risk to feel rewarding.
Player Fit Spectrum
Relative Strength: Free Spin Hit Rate
Free-spin access is this session’s clearest strength, making the bonus feature feel more reachable.
Relative Weakness: Big Win Dependency
Watch out if you want the session to be shaped by large standout wins; high-value win dependency is the softest part.
Specifications
Characteristic
HARDCORE
User Rating
No ratings
Free Spin
1 Trigger
Jackpot
None
Reel Config
5x3
Paylines
10 Lines
RTP
95%
Volatility
-
Max Win
5,000x
Bonus Buy
80x
Demo Play
Book of Claws: Lock&Choose by Clawbuster
Book of Claws: Lock&Choose by Clawbuster
Bonus Buy Efficiency
Experience Value
High Experience Value
Free spins triggered once during our 300-spin session. With a buy price of x80, 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.
Balance Chart: 300SPINS™ Review
Balance Timeline
300 Paid Spins300SPINS balance time-series chart for Book of Claws: Lock&Choose. The chart starts at 50000, ends at 49996, and bottoms at 49991 on spin 267. Free spin trigger markers appear on spin 268.
300SPINS balance timelineFree Spin Analysis: 300SPINS™ Review
Free Spin Profile
Dynamic Experience
Free spins were rare, so the feature felt more like a special moment than a regular part of the session. 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 Book of Claws: Lock&Choose. Free spins triggered once during our 300-spin session. The field average is 1.80. Free spin payout averaged 64.5x, against a field average of 64.9x.
Free Spin Hit Rate
Natural free spin triggers during 300 paid spins
1
Free Spin Payout Multiplier
Average payout multiplier per free spin trigger
64.5x
Free Spin Quadrant
STRONGHit Rate Analysis: 300SPINS™ Review
Play Rhythm
Dynamic Experience
Profitable hits stood out more clearly, so the session felt shaped by meaningful wins rather than simple hit count. This creates a more dynamic play rhythm, where fewer but more meaningful moments carry the experience.
Rhythm Comparison
HARDCORE+Rhythm comparison chart for Book of Claws: Lock&Choose. Hit Rate is 27.0% against a field average of 27.6%, while Profit Hit Rate is 15.0% against a field average of 10.9%.
Hit Rate
Any winning paid spin
27.0%
Profit Hit Rate
Paid spins returning more than the bet
15.0%
Rhythm Quadrant
PROFIT
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Payout Analysis: 300SPINS™ Review
Payout Profile
Balanced Experience
The largest payout moment was noticeable, but it did not completely define the session. This creates a balanced payout profile, sitting between stable returns and high-impact payout movement.
Payout Comparison
NEUTRALPayout comparison chart for Book of Claws: Lock&Choose. Max Payout is 64.5x against a field average of 101.3x, while Avg Payout is 0.86x against a field average of 0.99x.
Max Multiplier
Largest payout from a single paid spin
64.5x
Average Multiplier
Average payout per paid spin
0.86x
Payout Quadrant
SWINGDependency Analysis: 300SPINS™ Review
Dependency Profile
Steady Experience
Free spins had a limited role in the total payout, so the result was shaped more by the base game flow. This creates a steadier dependency profile, where the result is less tied to one free-spin round or a few big wins.
Dependency Comparison
CASUALDependency comparison chart for Book of Claws: Lock&Choose. Free Spin Dependency is 25.0% against a field average of 26.8%, while Big Win Dependency is 25.0% against a field average of 49.9%.
Free Spin Dependency
Share of total payout that came from free spins
25.0%
Big Win Dependency
Share of total payout that came from larger standout wins
25.0%
Dependency Quadrant
STEADYFeature Highlight: Special Expanding Symbol
The Special Expanding Symbol is one of the most iconic and popular mechanisms in online slot history, a core free spins feature primarily found in 'Book of...' series games. The essence of this feature is that one regular symbol, randomly selected at the start of the free spins, gains a special power. This symbol, as long as it appears on the reels in the required number to form a win, will expand to cover its entire reel and create massive wins regardless of its position.
Feature Highlight: Ante Bet
Ante Bet is a special betting mode where the player pays a small additional cost on top of their base bet to artificially increase the probability of entering the game's core bonus feature (usually free spins). It is a kind of 'strategic booster' offered to players who want to enjoy the highlight moments with a higher probability than a regular spin, but at a lower cost than directly buying the bonus game.
Gallery
User Rating
Community Score
No ratings
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About 300SPINS™ Reviews
300SPINS™ reviews are manually checked reports built around a consistent first-session test. The data comes from our own actual play sessions, not from provider sheets or third-party result feeds. Each review analyzes eight session metrics to describe how the slot behaved during our test run. These results do not represent the full mathematical profile of the game, so they should be read as structured first-session evidence rather than a final verdict on every possible outcome.