Play'n Go

Gargantoonz

Slots Video Slots Space UFO Monsters Sci fi

Reactoonz series experiment focused on charged Wild transformations

SlotRanker Score

/ 99

05099

The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals, and it cannot be bought.

How this score is built

RTP

96.2%

return to player

Volatility

High volatility

variance

Max win

7,000×

top multiplier

Min bet

$0.10

per spin

Reels

7 lines

Player rating

3.8 ★

3 votes

DEMO Play free, no signup

Play'n Go

Embed on your site

3.8 / 5

3 ratings

User ratings are shown separately from the Slot Score unless stated otherwise.

Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.

Payouts & RTP9/10

RTP 96.2% → 9.0/10

Volatility9/10

high → 9.0/10

Win Potential7.7/10

x7000.00 (7000×) → 7.7/10

Features10/10

20 features → 10.0/10

Game Mechanics8/10

f=20 r=7 p=n/a → 7.9/10

Context signals (tie-breakers)

Layout9/10

7x7 → 9.0/10

Bet Flexibility4/10

0.1–5 (×50) → 4.0/10

Provider Reputation6.5/10

provider avg 6.5 → 6.5/10

Popularity5/10

synthetic proxy → 5.0/10

Popularity blends real player search demand (~30 markets) with a catalogue-derived proxy; games without measurable search demand use the proxy alone. Not live play telemetry.

Cite this score

SlotRanker Score: 79 — Gargantoonz by Play'n Go

https://slotranker.com/play-n-go/gargantoonz#score

How to cite

Slot Summary

The right audience for Gargantoonz accepts high volatility in exchange for a 7x7 Cluster Pays game with an x7000.00 ceiling and several Wild-focused experiments. Play'n GO returns to the Reactoonz setting through Dr Toonz's newly created Gargantoon, then makes energy collection the route into increasingly disruptive reel changes. Cascades charge experiments, experiments strengthen the Gargantoon, and the final 3x3 Mega Symbol concentrates the series identity into a single feature sequence.

How It Plays

Matching symbols connect through Cluster Pays on a 7x7 Grid. Each winning group is removed through the Avalanche system, allowing replacement symbols to fall into the cleared positions.

Removed symbols contribute Energy to the relevant Bonus Meter. Continued Cascading can therefore produce immediate follow-up wins while also moving the round closer to a reel modifier.

Theme & Atmosphere

Monsters take the form of one-eyed experimental creatures rather than horror figures. Dr Toonz and his small Gargantoon give the setting a mischievous laboratory premise.

Sci fi, Space, and UFO themes frame the experiments as alien research. The recognizable creature shapes preserve the Reactoonz connection while the larger Gargantoon takes visual priority.

Space UFO Monsters Sci fi

Features & Win Potential

Random Wilds and Additional Wilds alter the Grid during charged experiments. Some remain Sticky Wilds, while Walking Wilds can move before helping remove adjacent symbols.

Energy collection advances the Bonus Meter toward a 3x3 Mega Symbol. Transforming Symbols and Remove Symbols reshape available clusters, and the resulting Gargantoon carries a Multiplier.

Spec sheet

Gargantoonz at a glance.

Identity

Slot nameGargantoonz

StudioPlay'n Go

Released11/10/2023

Math

SlotRanker Score79

RTP96.2%

VolatilityHigh volatility

Max win7,000×

Bet range$0.10 – $5.00

Player rating3.8 / 5 · 3 votes

Format

Reels7

Paylines7

Layout7x7

Expected average based on this slot's 96.2% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$1.52

Cost per session$1.52

Estimate only, for entertainment purposes — treat gambling as entertainment, not a way to make money, and set a budget you can afford to lose.

How long could a bankroll last on Gargantoonz? We simulate thousands of sessions from this game's published RTP and volatility — the long-run math, not a prediction of your next spin.

Bankroll ($)Bet per spin ($)Speed

Volatility tier: High

Running simulation…

How this works

Each simulated spin either misses or returns a win drawn from a log-normal distribution, with the hit rate and spread set by the slot's volatility tier (High). The model is calibrated so the average return equals this slot's published RTP (96.20%), with wins capped at its top multiplier (7,000×).

This is a simplified, parametric model of the game's math — not its real paytable. It exists to make the house edge visible over many sessions, so the numbers above are averages across thousands of runs, never a forecast of one.

This is math, not a prediction. Real sessions vary wildly, and no strategy changes a game's built-in house edge. Play for fun, set limits, and never bet more than you can afford to lose.

Where to play Gargantoonz

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Compare Gargantoonz with other games

	Gargantoonz Score 79This game	Monster Wins Score 81	Space Donkey Score 81	Space Wars XXXtreme Megaways Score 80	Reapers Score 76
Identity
Studio	Play'n Go	NextGen	NoLimit City	NetEnt	Print Studios
Released	11/10/2023	6/22/2016	10/3/2023	8/13/2024	12/13/2022
Math
RTP	96.2%	97.12%	96.07%	96.14%	94.44%
Volatility	High volatility	High volatility	High volatility	High volatility	High volatility
Max win	7,000×	—	14,649×	14,400×	20,000×
Format
Reels	7	5	6	6	8
Layout	7x7	5x4	6x4	6x7	8x6
Paylines	7	1024	46656	117649	500
Min bet	0.1	0.5	0.2	0.4	0.25
Max bet	5	100	200	32	1
Features
Progressive	—	—	—	—	—
Wild symbol	✓	✓	✓	✓	—
Free spins	—	✓	✓	—	—
Scatter symbol	—	✓	✓	—	✓
Multiplier	✓	—	✓	—	✓
Bonus game	—	✓	✓	—	✓
Respins	—	—	—	✓	—

Every number is shown as a delta against Gargantoonz.

Comparing against

Gargantoonz

Play'n Go

RTP

96.2%

Max win

7,000×

Score

+ Free Spins+ Scatter+ Bonus Game− Multiplier

+ Free Spins+ Scatter+ Bonus Game

Space Wars XXXtreme Megaways

+ Respins− Multiplier

+ Scatter+ Bonus Game− Wild

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01Is Gargantoonz part of the Reactoonz series?

Yes. Play'n GO places Gargantoonz in the Reactoonz setting and presents its central creature as one of Dr Toonz's experiments.

02What are the RTP and maximum win?

Gargantoonz has a listed RTP of 96.2%, high volatility, and a maximum win of x7000.00.

03How do wins form in Gargantoonz?

Matching symbols form Cluster Pays wins on the 7x7 grid. Winning symbols disappear, and Cascading replacements can create further clusters.

04What does the Gargantoon feature do?

Charged experiments eventually add Gargantoon Wilds that merge through several sizes, ending as a 3x3 Mega Symbol with a Multiplier.

Series

Reactoonz

View all 7 games

Game	Year	RTP	Volatility	Slot Score
EnergoonzPlay'n Go	2013	94.74%	Medium volatility	61
ReactoonzPlay'n Go	2017	96.51%	High volatility	80
Reactoonz 2Play'n Go	2020	94.2%	High volatility	68
Dr ToonzPlay'n Go	2021	94.25%	High volatility	72
GigantoonzPlay'n Go	2022	94.25%	High volatility	68
GargantoonzCurrentPlay'n Go	2023	96.2%	High volatility	79
Reactoonz 100LatestPlay'n Go	2025	94.2%	High volatility	65