Lair of the Serpent Monster

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Rules and Gameplay

The Lair of the Serpent Monster slot introduces players to an adventurous quest with a giant snake in a mystical realm. Gameplay unfolds on an innovative 4-3-3-3-4 reel layout, offering 432 ways to win on each spin. Bets range from $0.1 to $500, catering to both casual players and high rollers. This medium-volatility game boasts a solid average RTP of 96%, ensuring a fair chance of winning. The reel setup expands during bonus rounds, increasing the number of win lines significantly beyond ten thousand, providing an exhilarating gaming experience.

Bonus Features

The game is enriched with captivating bonus features designed to enhance the gaming experience:

  • Free Spins: Activated when Scatter symbols land on reels 2, 3, and 4 during the base game. Starts on an expanded 7-6-6-6-7 grid, offering 10,584 win ways. The monster bites off one row on each spin, but Scatter landing adds a row back.
  • Multiplier: All wins during free games are subject to a multiplier that begins at 2x and increases by +1x with each free spin, with no cap on the growth.
  • Buy Feature: Players can bypass the base game and jump directly to the free games by paying 100x their current bet. Availability may vary by jurisdiction.

These features not only promise generous rewards but also ensure a dynamic and thrilling gameplay.


The game’s symbols are intricately designed to fit the theme perfectly:

  • Regular Symbols: Includes purple and blue crystals, emeralds, amethysts, rubies, and four serpent eggs of different colors.
  • Wilds: Represented by the serpent’s claw, appearing on any reels except the first and substituting for regular symbols in winning combinations.
  • Scatters: Trigger the Free Spins feature, appearing on reels 2, 3, and 4.

These symbols play a crucial role in the game’s narrative, immersing players in the lair’s treasure-hunting adventure.


Symbol 3 of a Kind 4 of a Kind 5 of a Kind
Purple Crystal 1x 2x 3x
Emerald 1x 2.5x 5x
Serpent Eggs 0.5x 1x 2x

Each symbol contributes to the game’s potential for substantial wins, making each spin a thrilling prospect.


The game starts with 432 ways to win, which can dramatically increase to over ten thousand win lines during the Free Spins feature due to the expanded reel setup. This unconventional approach to paylines ensures an engaging and unpredictable gaming experience, with numerous chances to win on each spin.

Pros & Cons

Pros Cons
Gorgeous artwork and top-notch graphics Lack of features in the base game
Non-standard reel setup offering 432 ways to win, expanding in the bonus round High volatility might not suit all players
Unlimited free spins with dynamic reels and a growing multiplier Buy Feature not available in all jurisdictions

Minimum and Maximum Bet

The Lair of the Serpent Monster slot accommodates a wide range of players by offering a minimum bet of $0.1 and a maximum bet of $500. This wide betting range ensures that both casual players and high rollers can enjoy the game according to their preferences and bankroll sizes.

Game Jackpot

The game boasts a generous jackpot of up to 10,000x the player’s bet, presenting a significant winning potential. Alongside this, the game features a solid average RTP (Return to Player) of 96% and medium volatility. This combination strikes a balance between the frequency and size of payouts, ensuring a thrilling gaming experience with fair chances of winning substantial prizes.

About Provider

Barbara Bang, the game’s developer, is a relatively new entrant in the iGaming industry but has quickly distinguished itself through innovative game designs and engaging gameplay. Established in 2021, the studio brings together a team of industry veterans with a deep understanding of what players seek in slot games. Barbara Bang is known for integrating classic game mechanics with fresh, innovative features, making its games captivating and enjoyable for a broad audience.

How To Play

  • Choose a Casino: Start by selecting an online casino that offers Lair of the Serpent Monster.
  • Load the Game: Once you’ve chosen a casino, find the game in their library and open it to start playing.
  • Set Your Bet: Adjust the bet size to your preference using the game’s betting options. You can bet anywhere from $0.1 to $500 per spin.
  • Understand the Paytable: Familiarize yourself with the game’s paytable to understand the value of each symbol and the game’s features.
  • Spin the Reels: Press the spin button to start playing. You can also use the auto-play feature for a predetermined number of spins.
  • Watch for Special Features: Keep an eye on Scatter symbols and the Free Spins feature to maximize your winning potential.


Lair of the Serpent Monster stands out in the crowded field of online slots with its exquisite design, innovative reel setup, and engaging bonus features. The game’s ability to expand its ways to win in the bonus round, coupled with the dynamic multiplier, offers players an exciting and potentially lucrative gaming experience. Despite the lack of base game features and the high volatility, the game’s aesthetic appeal and the chance to win big make it a must-try for fans of fantasy-themed slots. Barbara Bang has indeed crafted a captivating game that showcases their strengths as a provider and their understanding of the online slot market.