Crabby Collector (Bullshark Games) – Slot Review

Crabby Collector is a colourful underwater-themed slot centred around a treasure-hunting crab searching the ocean floor for valuable rewards. Symbols such as anchors, bottles, clams, boots, and treasure chests help create a fun nautical atmosphere.
The theme ties directly into the gameplay, with collection mechanics, Grid Boosters, and a growing Global Multiplier representing the crab uncovering bigger treasures as the action progresses. Overall, Crabby Collector combines a light-hearted ocean adventure with feature-driven gameplay, progressive multipliers, and rewarding collection mechanics.
Crabby Collector is played on a 6-reel, 5-row grid featuring Scatter Pays, where wins are awarded for landing 8 or more matching symbols anywhere on the reels. The game offers high volatility, a 96.27% RTP, and a maximum win potential of up to 15,000x the stake. Bets range from £0.10 to £50 per spin.
Crabby Collector Symbols & Pay Table

The game contains 12 symbols in total. Low-value symbols are represented by card ranks, while premium symbols include Anchors, Boots, Bottles, Clams, and Treasure Chests. In addition to these regular symbols is a Wild and a Scatter Symbol. The Wild is the highest-paying symbol, awarding up to 1,000x for clusters of 26 or more symbols.
Crabby Collector Features & Mechanics

Global Multiplier
A Global Multiplier applies to all wins and starts at 1x. During the base game, the multiplier resets at the start of every spin. However, it can be increased through Grid Boosters and plays a key role in boosting overall win potential.
Grid Boosters
Winning symbols are tracked throughout each spin. Reaching specific symbol collection milestones unlocks Grid Boosters, which can enhance the grid and create additional winning opportunities.
- 30–39 winning symbols: Awards 1 random booster (Remove Low Symbols or Add Wilds).
- 40–49 winning symbols: Awards 2 random boosters from the available pool.
- 50+ winning symbols: Awards all three boosters.
Boosters activate in the following order:
- Add Global Multiplier
- Remove Low Symbols
- Add Wild Symbols
After boosters are applied, the winning symbol counter resets and immediately begins counting again, allowing multiple booster activations during the same spin.
Add Global Multiplier
This booster increases the current Global Multiplier by a random value ranging from x1 to x100. It is only available when two or more Grid Boosters are awarded simultaneously.
Remove Low Symbols
All low-paying symbols are removed from the grid, allowing premium symbols to cascade into place. New symbols that enter the grid will only be premium symbols, increasing the chances of forming larger wins. Scatter symbols remain on the reels and are unaffected by the booster.
Add Wild Symbols
This booster adds between 1 and 30 Wild symbols to random positions on the grid. Wilds substitute for all regular symbols and can significantly improve the chances of triggering additional wins. Wild symbols cannot replace existing Wilds or Scatter symbols.

Shell Seeker Free Spins
Landing 3 Scatter symbols awards 10 Free Spins.
The feature retains all base game mechanics, with two important enhancements:
- The Global Multiplier becomes progressive and remains active throughout the entire feature.
- The winning symbol counter no longer resets between spins.
Additionally, every time 50 or more winning symbols are collected during a spin, +1 extra Free Spin is awarded.
Master Collector Free Spins
Landing 4 Scatter symbols awards 12 Free Spins. This enhanced bonus follows the same rules as Shell Seeker but begins with the winning symbol counter already set to 10, allowing players to reach Grid Booster milestones more quickly.
Like Shell Seeker, the Global Multiplier remains progressive throughout the feature, and collecting 50 or more winning symbols during a spin awards an additional Free Spin.
Conclusion
Crabby Collector combines a fun underwater theme with a rewarding progression system built around Grid Boosters, expanding Wilds, and a growing Global Multiplier. The ability to repeatedly trigger boosters during the same spin keeps the gameplay engaging and creates plenty of opportunities for larger wins.
The Free Spins features are where the game offers its strongest potential, with persistent multipliers and progressive symbol collection helping to build momentum throughout the bonus round. The Master Collector feature is particularly appealing thanks to its head start towards unlocking additional Grid Boosters and extra spins. Be sure to try out this game on launch and check out our exclusive casino offers.