Profefssor BigWin

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Rules and Gameplay

Embark on a scientific adventure with Profefssor BigWin, a captivating 5×4 slot game featuring 40 paylines that promise a plethora of winning opportunities. Players can place bets ranging from $0.40 to $120 per spin, accommodating both conservative gamers and high rollers. The game begins with a simple spin action, either manually or through an autoplay function for continuous play, enhancing the user experience with its engaging and straightforward mechanics.

Bonus Features

Profefssor BigWin is packed with thrilling bonus features that enhance gameplay and increase winning potentials:

  • Mystery Replacement Feature: Randomly changes symbols on the reels at the start of each spin, improving chances of a win.
  • Replicating Reels Feature: Can be triggered randomly or by landing two Electric Scatters, syncing reels to boost wins.
  • Free Spins: Triggered by landing full stacks of Free Games symbols on two or more reels, awarding 7 free spins with constant Replicating Reels.
  • High Voltage Mode: Enhances the Free Spins feature by adding more Free Games symbols.
  • Buy a Bonus: Allows direct access to the Free Spins feature for 120x the bet, offering a fast track to big rewards.


The game features a variety of symbols, each intricately designed to align with the quirky science theme:

  • Low-Paying Symbols: Colorful card ranks from Nines to Aces.
  • High-Paying Symbols: Vials, notepads, microscopes, flasks, cash containers, and the professor himself.
  • Special Symbols: Wilds, Free Games symbols, and Electric Scatters play crucial roles in activating the game’s bonus features.


Profefssor BigWin offers a dynamic paytable with the potential for lucrative payouts. Here’s a closer look at what each symbol combination pays:

Symbol 3x Match 4x Match 5x Match
Professor $1.50 $2.50 $12.50
Microscope $1.00 $2.00 $7.50
Flasks $0.75 $1.50 $5.00


Profefssor BigWin is designed with 40 fixed paylines, providing numerous chances to form winning combinations across the reels. This setup ensures that every spin offers multiple opportunities to win, adding an exciting layer of strategy to the gameplay. Paylines function from left to right, enhancing the traditional slot experience with a modern twist.

Pros & Cons

Pros Cons
Innovative Replicating Reels feature enhances winning potential Below-average RTP for some configurations
Engaging science-themed visuals and sound effects Limited jackpot compared to some competitors
Multiple betting options catering to various player preferences Visuals could be more polished

Minimum and Maximum Bet

The Profefssor BigWin slot accommodates a wide range of betting preferences with minimum bets starting at $0.40 and maximum bets reaching up to $120 per spin. This flexibility allows both casual players and high rollers to enjoy the game at their comfort levels, making it accessible for all types of casino enthusiasts.

Game Jackpot

The game offers a substantial jackpot potential of up to 6,255 times the player’s stake. The Return to Player (RTP) percentages vary with different game settings, ranging from 88.13% to 95.52%, with a standard medium variance. This configuration balances the risk and reward, making it suitable for players looking for moderate volatility in their slot experience.

About Provider

Atomic Slot Lab, the creator of Profefssor BigWin, operates under the creative leadership of industry veteran Doug Fallon. Known for their commitment to innovation and quality, the studio has established itself as a significant player in the online gaming market. Their portfolio features a variety of themed games that showcase their ability to blend detailed artwork with engaging gameplay mechanics.

How To Play

  • Start by setting your desired bet size using the +/- controls to adjust your wager from $0.40 to $120 per spin.
  • Press the Spin button to begin playing and watch the reels turn.
  • To play without interruption, activate the Auto Play feature, allowing the reels to spin automatically for a predetermined number of rounds.
  • For a faster gameplay experience, engage the Turbo Mode to speed up the spinning of the reels.
  • Explore the various game features such as Free Spins, Replicating Reels, and Mystery Replacement to maximize your winning potential.
  • Optionally, use the Buy a Bonus feature to instantly enter the Free Spins round.


Profefssor BigWin stands out in the online slot market with its unique scientific theme and innovative features such as the Replicating Reels and Mystery Replacement. While the game could benefit from higher RTP settings and more polished visuals, it offers a solid gaming experience that balances entertainment with the potential for significant payouts. Suitable for a wide range of players, this slot combines the thrill of casino gaming with the intrigue of scientific exploration, making it a notable addition to any online casino.