Nitropolis 5

Nitropolis 5 by ELK Studios is a 6-reel, 4-row slot with high volatility and 4,096 ways to win. The game includes expanding reels, Nitro Reels, a Nitro Multiplier, big symbols, and a maximum potential of 50,000x the bet. Its reported RTP is 94%.

The bonus structure centres on 3 or more bonus symbols triggering the free spins Bonus game, where Nitro Reels become sticky. If a Super Bonus symbol appears among the bonus symbols, the Super Bonus game starts with Max Rows, Both Ways, and NPD Holding Cells active on every spin. The game also features the Boss Battle, which is triggered by 3 Boss Battle coins in the Nitro Booster Reel.

This demo version is available to play for free, allowing players to practice before playing for real money. Additional mechanics include NPD Holding Cells, where a chosen symbol can lock in and continue respins when it contributes to a win, plus the Nitro Booster feature set, which can land 11 different feature outcomes.