Gigantoonz Slot Demo
Gigantoonz Slot Theme And Storyline
As soon as I opened Gigantoonz, I felt right back in the Reactoonz universe, only larger and louder. The 8x8 grid hangs in front of a deep space backdrop with a swirling purple singularity behind the reels, while Gargantoon snoozes beside the Quantumeter waiting to wake up. The cartoon aliens bounce and blink with every cascade, so long sessions never feel flat or lifeless.

Gigantoonz Rules And Gameplay
Gigantoonz uses an 8x8 grid and a cluster pays engine, so there are no paylines in the traditional sense. I can bet from 20 pence up to 100 pounds per paid drop, which suits both cautious play and more aggressive sessions. Wins land when at least six matching symbols connect horizontally or vertically, and the slot then triggers cascading wins that keep the same stake rolling.
When a cluster hits, all symbols in that group explode and fresh ones fall from above, giving a chance to chain several results off a single spin. Each winning symbol adds one charge to the Quantumeter, while any mega symbol adds its assigned cluster value instead. During a long streak I can see the meter race upwards, which is where the game really starts to feel dangerous and exciting.
Because the volatility is rated 10 out of 10, I treat Gigantoonz as a session slot rather than a quick flutter. Dry spells happen, yet the game area is large enough that one charged sequence can wipe out earlier losses and leave a hefty profit. The lack of a classic free spins round never bothers me, since the whole experience already feels like a rolling feature game.
Gigantoonz Symbols And Paytable
The paytable sticks to the familiar one eyed and two eyed Reactoonz. Five small one eyed creatures in yellow, green, brown, purple and turquoise form the low tier, paying around 5x to 20x the bet for a cluster of thirty or more. The bigger two eyed aliens in blue, orange, harlequin, magenta and red sit at the top, reaching 50x up to a chunky 1,250x for max size groups.
There are no scatters here, only two wild symbols that keep the grid alive. Quantum Wilds look like glowing energy orbs, and Gargantoon Wilds are the giant three eyed boss. Both substitute for regular symbols to build clusters, though they do not carry their own line wins. Because the pays scale across many cluster sizes, even medium hits can climb fast once a screen fills with similar aliens.
Symbols and Paytable
| Symbol | Quantity | Payout |
|---|---|---|
|
| 30+ | x1250 |
| 25+ | x200 | |
| 21+ | x100 | |
| 17+ | x50 | |
| 14+ | x20 | |
| 12+ | x20 | |
| 10+ | x10 | |
| 8+ | x5 | |
| 7 | x2 | |
| 6 | x1 | |
|
| 30+ | x400 |
| 25+ | x125 | |
| 21+ | x50 | |
| 17+ | x20 | |
| 14+ | x10 | |
| 12+ | x5 | |
| 10+ | x3 | |
| 8+ | x2 | |
| 7 | x1 | |
| 6 | x0.5 | |
|
| 30+ | x200 |
| 25+ | x75 | |
| 21+ | x25 | |
| 17+ | x12.5 | |
| 14+ | x5 | |
| 12+ | x3 | |
| 10+ | x1 | |
| 8+ | x0.8 | |
| 7 | x0.5 | |
| 6 | x0.4 | |
|
| 30+ | x100 |
| 25+ | x40 | |
| 21+ | x20 | |
| 17+ | x7.5 | |
| 14+ | x2.5 | |
| 12+ | x2 | |
| 10+ | x0.8 | |
| 8+ | x0.6 | |
| 7 | x0.5 | |
| 6 | x0.4 | |
|
| 30+ | x50 |
| 25+ | x30 | |
| 21+ | x12.5 | |
| 17+ | x5 | |
| 14+ | x2 | |
| 12+ | x1.5 | |
| 10+ | x0.7 | |
| 8+ | x0.5 | |
| 7 | x0.3 | |
| 6 | x0.2 | |
|
| 30+ | x20 |
| 25+ | x10 | |
| 21+ | x5 | |
| 17+ | x3 | |
| 14+ | x1.5 | |
| 12+ | x1 | |
| 10+ | x0.7 | |
| 8+ | x0.5 | |
| 7 | x0.3 | |
| 6 | x0.3 | |
|
| 30+ | x10 |
| 25+ | x4 | |
| 21+ | x2 | |
| 17+ | x1 | |
| 14+ | x0.8 | |
| 12+ | x0.6 | |
| 10+ | x0.5 | |
| 8+ | x0.3 | |
| 7 | x0.2 | |
| 6 | x0.2 | |
|
| 30+ | x10 |
| 25+ | x4 | |
| 21+ | x2 | |
| 17+ | x1 | |
| 14+ | x0.8 | |
| 12+ | x0.6 | |
| 10+ | x0.5 | |
| 8+ | x0.3 | |
| 7 | x0.2 | |
| 6 | x0.2 | |
|
| 30+ | x5 |
| 25+ | x3 | |
| 21+ | x1 | |
| 17+ | x0.8 | |
| 14+ | x0.6 | |
| 12+ | x0.5 | |
| 10+ | x0.4 | |
| 8+ | x0.2 | |
| 7 | x0.1 | |
| 6 | x0.1 | |
|
| 30+ | x5 |
| 25+ | x3 | |
| 21+ | x1 | |
| 17+ | x0.8 | |
| 14+ | x0.6 | |
| 12+ | x0.5 | |
| 10+ | x0.4 | |
| 8+ | x0.2 | |
| 7 | x0.1 | |
| 6 | x0.1 | |
|
|
Wild | |
Gigantoonz Bonuses And Special Features
Mega symbols are what set Gigantoonz apart. They can land in blocks from 2x2 up to a huge 7x7, yet they always count as a single position when forming clusters. Each one receives a random cluster value up to thirteen that feeds the Quantumeter, and whenever a mega block wins it leaves behind a standard wild. If it cannot drop further, it breaks into 1x1 copies to plug the gaps.
On dead spins I often see between five and ten Quantum Wilds thrown across the grid, which can rescue a round that felt finished. Every winning symbol charges the Quantumeter, and hitting 25, 50, 75 and 100 charges triggers Disintegration, Metamorphosis, Radiation and finally Gargantoonz. Those modifiers remove symbol sets, morph others, add more mega blocks and wilds, then flood the board with Mega Gargantoonz in a two step burst.
Gigantoonz RTP, Volatility, And Max Win
From a numbers point of view, Gigantoonz runs on a default RTP of 96.25 percent, although some operators can lower it as far as 84.25 percent, so I always check the info screen first. Volatility is extreme, rated ten out of ten, and the advertised maximum win is 4,000 times the bet, with the top hit frequency quoted around once every few million spins in long term simulations.

Gigantoonz Review Summary
For me, Gigantoonz feels like a cleaner take on the Reactoonz idea rather than a wild experiment. The big grid, frequent mega symbols and straight Quantumeter progression make it easier to follow than some earlier outings, yet it still has that manic, snowball style gameplay. Instead of chasing free spins, I focus on building clusters, feeding the meter and hoping for one of those explosive Gargantoonz finishes.
If you like high variance grid slots, Gigantoonz is worth sitting with for a serious session, though casual players may find the swings uncomfortable. The combination of Quantum Wilds, mega blocks and the four Quantumeter modifiers can line up into chains that pay hundreds of times the stake, yet plenty of rounds drift by with small clusters. I treat it with respect, but I keep coming back.
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FAQs About Gigantoonz
Absolutely! You can enjoy Gigantoonz for free on our website without registration. Our partner casinos of Play’n GO also usually offer demo mode access.
Yes, to win real money in Gigantoonz, you'll need to create an account at a licensed casino site. You can then play for real and win up to x4000.
Yes, Gigantoonz is fully optimized for mobile devices and runs smoothly on any devices.
Compare Gigantoonz With Other Slots
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|---|---|---|---|---|---|---|---|---|---|
| Gigantoonz | 7 | Play’n GO | 2022-01-27 | High | 96.25% | 0.20 - 100 | x4000 | 8 | |
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| Tales of Asgard Freya’s Wedding | Play’n GO | 2022-02-17 | Average | 96.40% | 0.30 - 90 | x2500 | 5 | 30 | |
| Secret of Dead | 10 | Play’n GO | 2022-02-24 | High | 96.20% | 0.01 - 100 | x10000 | 6 | 10 |
| Safari of Wealth | Play’n GO | 2022-03-03 | High | 96.20% | 0.10 - 100 | x10000 | 5 | 243 - 7776 | |
| Fat Frankies | Play’n GO | 2022-03-10 | Average | 96.20% | 0.10 - 100 | x6000 | 5 | 243 | |
| Raging Rex 2 | Play’n GO | 2022-03-17 | Average | 96.20% | 0.10 - 100 | x30000 | 6 | 4096 | |
| Eye of Atum | 6 | Play’n GO | 2022-03-24 | High | 96.20% | 0.10 - 100 | x2000 | 5 | 10 |
| Def Leppard Hysteria | 6 | Play’n GO | 2022-03-31 | Average | 96.27% | 0.10 - 100 | x10000 | 5 | |
| Forge of Gems | Play’n GO | 2022-04-14 | High | 96.20% | 0.10 - 100 | x20000 | 5 | 243 - 36288 | |
| Puebla Parade | 7 | Play’n GO | 2022-04-21 | High | 96.20% | 0.05 - 100 | x5000 | 5 | 421 |
| Lordi Reel Monsters | Play’n GO | 2022-04-28 | Average | 96.20% | 0.10 - 100 | x4000 | 7 | ||
| Rise of Gods Reckoning | Play’n GO | 2022-05-05 | Average | 96.20% | 0.20 - 100 | x5000 | 5 | 20 | |
| Love Joker | 8 | Play’n GO | 2022-01-20 | Average | 96.2% | 0.05 - 100 | x5000 | 3 | 5 |
| 15 Crystal Roses A Tale of Love | Play’n GO | 2022-01-13 | High | 96.20% | 0.10 - 100 | x10000 | 5 | 20 | |
| Tale of Kyubiko | Play’n GO | 2022-01-06 | Average | 94.29% | 0.10 - 100 | x2250 | 3 | 5 | |
| Captain Xenos Earth Adventure | Play’n GO | 2021-12-30 | High | 96.20% | 0.2 - 100 | x10000 | 5 | 1024 - 32768 | |
| Beasts of Fire | Play’n GO | 2021-12-23 | High | 96.24% | 0.10 - 100 | x25000 | 5 | 576 - 12348 | |
| Moon Princess 100 | 8.5 | Play’n GO | 2021-12-20 | High | 96.2% | 0.20 - 60 | x15000 | 5 | |
| Hooligan Hustle | Play’n GO | 2021-12-16 | High | 96.27% | 0.10 - 100 | x10000 | 5 | 243 - 248832 | |
| KISS Reels of Rock | Play’n GO | 2021-12-09 | High | 96.20% | 0.10 - 100 | x50000 | 6 | 576 - 4096 | |
| Moon Princess Christmas Kingdom | Play’n GO | 2021-12-02 | High | 96.20% | 0.20 - 100 | x15000 | 5 | ||
| Merlin and the Ice Queen Morgana | 6 | Play’n GO | 2021-11-25 | High | 96.20% | 0.01 - 100 | x20000 | 5 | 1 - 10 |
| Rich Wilde and the Wandering City | Play’n GO | 2021-11-18 | High | 96.20% | 0.10 - 100 | x10000 | 5 | 10 | |
| The Last Sundown | Play’n GO | 2021-11-11 | High | 96.20% | 0.10 - 50 | x18000 | 5 | 243 - 7776 |