

Reactoonz

Game information
Rules- RTP
- Up to 96.51%
- Bet
- EUR 0.20EUR 100
- Max win
- ×4,570
- Layout
- 7×7
- Released
- Oct 2017
- Game type
- Slot
- Cascades
- Yes
- Gargantoon
- Yes
About these values
- Maximum win
- ×4,570
- Minimum bet
- EUR 0.20
- Maximum bet
- EUR 100
- Reels and layout
- 7×7
- Release date
- 23 October 2017
- Genre and theme
- Aliens · science fiction
- Features
- Cascades · Gargantoon
- RTP · configurations
- 96.51% / 94.51% / 91.49% / 87.50% / 84.51%
- Match
- 5+ symbols
- Editorial category based on the artwork and developer description.
- Base-game field size; individual features can change the field.
- Features of the stated version. Paid-mode availability depends on market and operator.
- Published Party Casino EUR edition: total stake for a normal spin. Other operators and currencies can use different limits.
- Published reference-edition potential corroborated by independent descriptions. Not a universal cash limit for all casinos.
Understanding the slot specifications
- Max Win
- The payout ceiling in the game rules, usually a bet multiplier. It is a limit, not a typical outcome.
- RTP
- The theoretical return over a very large number of rounds. A game may have different RTP versions; the percentage does not predict a session.
- Volatility
- The spread of outcomes. High volatility generally means sharper swings; it does not by itself increase RTP.
- Bonus buy
- Paid access to a bonus feature without waiting for the regular trigger. Price and availability depend on the game and version.
- Ante Bet
- A higher cost per regular spin for a changed chance of triggering a feature. This is a separate mode, rather than a bonus-round purchase.
- Respins
- Additional spins that may retain some symbols or accumulated conditions. The exact behaviour follows the slot rules.
Reactoonz — game overview
Reactoonz charges five meters through alien clusters and releases the giant Gargantoon wild.
Tumbles charge Quantum Leap
Reactoonz populates its space grid with colourful one-eyed creatures. Their disappearance powers both payouts and the mechanism above the board. Gargantoon waits for accumulated energy, letting an ordinary cascade sequence become preparation for his arrival.
Groups of five side-connected creatures pay on a 7×7 grid and tumble into replacements. Four identical creatures in a square become Giantoonz and double their group’s win.
Opening screen1
Quantum Leap and Gargantoon
Full meters queue Quantum Leap effects that add wilds, transform symbols, remove symbols or create matching diagonals. Filling all five summons a 3×3 Gargantoon wild, followed by two 2×2 wilds and nine single wilds as the cascade sequence continues.
Charge first builds a queue of transformations. They play once ordinary matches stop and can restart the drops. Gargantoon also unfolds in stages: a large wild occupies several positions before splitting into smaller pieces. There is no separate free-spin allocation here; the sequence belongs to one paid round.
The transition from a large wild to smaller ones supplies several opportunities to continue the board after one activation. Each size is not a separately paid stake. The sequence remains inside the original round, connecting collected energy with further ordinary matching opportunities.
Bonus round1
Paytable and rules
Paytable1
Common questions
Where can I check RTP and stakes?
In the running edition’s rules. Different configurations may use different parameters.
Are the feature and casino free spins the same?
The feature is part of the game mechanic. Casino promotional free spins have their own activation and usage terms.
Can I open a demo here?
Yes. Select “Launch demo” to load the game in the player. The demo uses a virtual balance; its language and supported currency follow the site language.



























