Lost Mystery Chests

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Rules and Gameplay

Lost Mystery Chests slot by Betsoft transports players to the enigmatic realms of ancient Egypt, providing a thrilling adventure on a 3×3 grid. This game operates under straightforward rules, making it accessible to both novices and seasoned players. The primary objective is to match symbols across 10 fixed paylines to secure wins. With medium volatility and an RTP of 95.37%, players can anticipate a balanced blend of risk and reward. The gameplay is enriched with Mystery Symbols that appear in all stages, ensuring a dynamic and engaging experience. Players can adjust their stakes from $0.10 to $150 per spin, catering to a wide range of betting preferences.

Bonus Features

Lost Mystery Chests is packed with captivating bonus features designed to enhance the gaming experience:

  • Mystery Chests: These can reveal one of the premium symbols, instant cash prizes, wilds, or scatter symbols, adding an element of surprise and potential for big wins.
  • Wilds: The treasure chest Wild pays out 25x your stake for three of a kind and substitutes for all pay symbols to help form winning combinations.
  • Scatter Symbols: Landing 3+ Scatter treasure chests triggers the Bonus Round, awarding up to 10 free spins with an upfront scatter payout of up to 20x your stake.
  • Free Spins: Each free spin guarantees between 3 and 9 Mystery Chests, significantly increasing the chances of lucrative wins.
  • Bonus Buy Option: For players outside the UK, there’s an opportunity to buy direct entry into the bonus feature, offering a shortcut to the action.


The symbols in Lost Mystery Chests are intricately designed to align with the ancient Egyptian theme:

  • Pay Symbols: These range from 0.2 to 5x your stake for 3 of a kind wins, with the ankh and pyramid symbols being among the highest paying.
  • Treasure Chest Wild: Offers the highest payout of 25x your stake for three on a payline and substitutes for other symbols to form winning combinations.
  • Mystery Chests: These symbols are central to the game’s theme, revealing matching symbols, instant cash prizes, or wilds/scatters.


The payouts in Lost Mystery Chests are structured to reward players with varying win potentials, with the maximum win reaching up to 2,520x the stake. Here’s a brief overview of the paytable:

Symbol 3 of a Kind
Treasure Chest Wild 25x
Ankh Up to 5x
Pyramid Up to 3x


Lost Mystery Chests features 10 fixed paylines, providing players with numerous opportunities to land winning combinations on the 3×3 grid. The game is designed to accommodate a variety of betting strategies, with a focus on medium volatility gameplay that appeals to a wide audience.

Pros & Cons

Pros Cons
Varied and engaging bonus features like Mystery Chests and free spins Below-average RTP at 95.37%
Wide betting range suitable for all types of players Limited animation for key characters reduces immersion
Medium volatility offers a balanced gameplay experience Max win potential could be higher to attract more players

Minimum and Maximum Bet

The game accommodates a wide array of betting preferences with a minimum bet set at $0.10, making it accessible for players on a budget. On the other end of the spectrum, high rollers can place bets up to $150 per spin. This flexibility allows for personalized gameplay, catering to casual players and seasoned gamblers alike.

Game Jackpot

Lost Mystery Chests offers a maximum win of 2,520 times the player’s stake, coupled with a Return to Player (RTP) rate of 95.37% and medium volatility. This balance between risk and reward makes for an engaging gaming experience, where substantial wins are possible but require patience and strategy to achieve.

About Provider

Betsoft, the creator of Lost Mystery Chests, stands out in the online gaming industry for its innovative approach to game development. Since 1999, Betsoft has been crafting high-quality games known for their impressive 3D graphics and immersive gameplay. The company’s dedication to creating unique gaming experiences has positioned it as a leading provider in the casino game market.

How To Play

  1. Open Lost Mystery Chests slot game on your preferred device.
  2. Use the ‘-’ and ‘+’ controls to adjust your bet size according to your budget, ranging from $0.10 to $150 per spin.
  3. Click on the ‘i’ icon to view the game rules and paytable, familiarizing yourself with the winning combinations and bonus features.
  4. Decide whether to use manual spin or autoplay. For manual, press the spin button for each round. For autoplay, select your desired number of spins and any limits on wins or losses.
  5. Watch for the appearance of Mystery Chests, Wilds, and Scatters to unlock the game’s bonus features for higher win potential.
  6. Collect your winnings or opt for the Bonus Buy feature if available, granting instant access to the free spins bonus round.


Lost Mystery Chests by Betsoft successfully merges an engaging ancient Egyptian theme with innovative gameplay features, offering players a captivating experience. Despite its slightly lower RTP and areas where graphics could be improved, the game’s wide bet range, balanced volatility, and enticing bonus features make it a compelling choice for a broad audience. Betsoft’s reputation for quality is evident in this title, making it a noteworthy addition to the online slots arena.