Reactoonz is a quirky alien cluster slot with lots of linked features and the giant Gargantoon.
Key facts
Provider: Play'n GO. Released: 2017. Grid: 7 reels, 7 rows, cluster pays. Default RTP: 96.51%. Volatility: high. Max win: 4,570x your bet. Casinos can run lower RTP versions of the same game, so always check the RTP in the game's info screen.
What does an hour on this slot cost on average?
Total bet: €500.00
Average cost at 96.51% RTP€17.45
If the casino runs the 94% version€30.00
If the casino runs the 92% version€40.00
Volatility
high
The average cost is total bets × (100% − RTP). Real sessions swing far above or below it, and more so the higher the volatility. 500 spins is roughly an hour of play.
How it works
Clusters of 5 or more matching aliens pay and disappear, letting new symbols fall in. Each win charges a quantum meter.
Bonus features
When the meter fills, quantum features transform symbols, add wilds or destroy symbols. Charging it fully can release the Gargantoon, a giant wild.
Our tips before you play
High volatility means long dry spells are normal and most of the value sits in the bonus. Keep bets small compared with your budget, and treat bonus buys as a fast way to spend, not a shortcut to profit.