Dr. Rock & The Riff Reactor

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Rules and Gameplay

Dr. Rock & The Riff Reactor slot by TrueLab Games offers an electrifying gaming experience that seamlessly blends the thrill of rock music with the excitement of online slots. The game operates on a 5×3 grid, featuring 243 ways to win, allowing players to form winning combinations in various patterns. Bets range from $0.20 to $200 per spin, catering to both casual players and high rollers. The game’s high volatility and an RTP of 96.03% promise exciting gameplay with potential for significant rewards.

Bonus Features

The game is packed with thrilling bonus features designed to enhance your gaming experience:

  • Free Spins: Triggered by landing three or more Scatter symbols, offering players a chance to spin the reels without using their balance and increasing their chances of winning big.
  • Wild Symbols: Wilds can substitute for other symbols to help form winning combinations, increasing the chances of a payout.
  • Scatter Symbols: Scatters unlock the game’s special features, such as free spins, adding an extra layer of excitement to gameplay.
  • Overdrive Coils: A unique feature that charges up with cascading wins, offering multiplicative multipliers for explosive payouts.
  • High Voltage Free Spins: This feature provides endless multipliers and additional free spins, enhancing the potential for astronomical wins.


The symbols in Dr. Rock & The Riff Reactor are intricately designed to match the rock music theme, featuring a mix of high and low-value symbols:

  • Low-value symbols: Standard playing cards (10, J, Q, K, A), offering smaller payouts.
  • High-value symbols: Themed icons including guitars, drum kits, and Dr. Rock himself, providing higher payouts.
  • Wild symbol: Represented by a rock and roll hand sign, substituting for other symbols to form winning combinations.
  • Scatter symbol: Key to unlocking free spins, depicted by a special bonus icon.


Payouts in Dr. Rock & The Riff Reactor are determined by the combination of symbols that appear on the reels. Here’s an overview of potential payouts based on symbol combinations:

Symbol 3 Symbols 4 Symbols 5 Symbols
Dr. Rock $1.00 $2.00 $4.00
Guitar $0.75 $1.50 $3.00
Drum Kit $0.50 $1.00 $2.00


Dr. Rock & The Riff Reactor boasts 243 ways to win, providing players with numerous opportunities to hit winning combinations across the reels. This modern approach to paylines allows for more dynamic gameplay and increased chances of securing a payout, as wins are awarded for any left-to-right combination of matching symbols on adjacent reels, irrespective of their position.

Pros & Cons

Pros Cons
Engaging rock music theme High volatility may not suit all players
Innovative bonus features like Overdrive Coils Limited betting range may deter high rollers
High maximum win potential Complexity of features may overwhelm beginners

Minimum and Maximum Bet

The betting range in Dr. Rock & The Riff Reactor caters to a wide audience with a minimum bet set at $0.20 and a maximum bet reaching $200. This range allows for both conservative gameplay and the opportunity to make higher stakes for those looking to maximize their potential returns.

Game Jackpot

The jackpot in Dr. Rock & The Riff Reactor is an impressive maximum win of 50,000 times the player’s stake, offering the chance for a significant payout. The game features a Return to Player (RTP) rate of 96.03% and falls into the category of high volatility slots. This combination of RTP and variance means that while wins may be less frequent, the potential for large payouts is high, appealing to players seeking thrilling gaming experiences.

About Provider

TrueLab Games, the provider behind Dr. Rock & The Riff Reactor is renowned for its innovative approach to online slot development. The company focuses on creating games with unique themes, high-quality graphics, and engaging gameplay mechanics. TrueLab Games has established a reputation for pushing the boundaries of traditional slot games, incorporating cutting-edge technology and creative narratives to enhance the player experience.

How To Play

  • Start by setting your bet size using the “+” and “-” buttons to adjust the amount from $0.20 to $200 per spin.
  • Press the spin button to start the game. The reels will spin and eventually stop to reveal the symbol combinations.
  • Watch for winning combinations on any of the 243 paylines. Wins are awarded for left-to-right sequences of matching symbols.
  • Trigger bonus features by landing specific symbols. For instance, three or more Scatter symbols will initiate the Free Spins round.
  • Utilize the game’s special features, such as Wilds and Overdrive Coils, to increase your chances of winning big.
  • Continue spinning as desired, or use the Auto Play feature to set a predetermined number of spins for uninterrupted gameplay.


Dr. Rock & The Riff Reactor by TrueLab Games stands out as a remarkable online slot with its engaging rock music theme and innovative gameplay features. The game offers a perfect blend of entertainment and the potential for significant payouts, thanks to its high volatility and impressive jackpot. With its wide betting range, it accommodates all types of players, from beginners to high rollers. The unique bonus features, including Overdrive Coils and High Voltage Free Spins, add an extra layer of excitement to the gaming experience. TrueLab Games continues to impress with this addition, proving their prowess in creating slots that captivate and entertain players around the world.