Dr. Rock & the Riff Reactor Slot

Dr Rock The Riff Reactor is a TrueLab Games rock-and-science slot with 5 reels, 3 rows and 243 ways. It has a 96.03% RTP, high volatility, bets from 0.20 to 200 and a maximum win of 50,000x. Cascades, Wilds, Scatters and Overdrive Coil multipliers define the gameplay.

Theme and design

The slot mixes rock music with laboratory science, using guitars, drums, doctor imagery, electrical effects and dark blue-grey colors. The Riff Reactor theme puts energy coils and multiplier values at the center of the design.

The 5x3 layout is compact, but cascades and multiplier meters create most of the movement.

Gameplay and ways

Wins use 243 ways. Winning symbols are removed, and new symbols fall into place through cascades.

Bets range from 0.20 to 200. High volatility and a 50,000x cap make this one of the higher-ceiling games in the batch.

Symbols and payouts

Wilds substitute for regular paying symbols. Scatters trigger High Voltage Free Spins.

Overdrive Coils store multiplier values and become important when the bonus starts.

Bonus features

High Voltage Free Spins start from at least three Scatters. Three Scatters award 8 spins, and each extra triggering Scatter adds 2 more spins.

During the bonus, existing Overdrive Coil multiplier values are carried into the feature. Additional Scatters can add extra spins while Free Spins are active.

RTP, volatility and max win

The RTP is 96.03%. Volatility is high, and the maximum win is 50,000x. Bets run from 0.20 to 200.

How to play

Choose the stake and spin the 243-way grid. Watch cascades, Overdrive Coil values and Scatter count because the bonus carries multiplier progress forward.

• Set a bet from 0.20 to 200.
• Spin the 5-reel, 3-row layout.
• Track 243-way wins.
• Let cascades resolve.
• Watch Overdrive Coil multipliers.
• Land three or more Scatters for High Voltage Free Spins.