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Hidden slot

ELK Studios offers you to spin the reels of Hidden slot. It is devoted to the Egyptian culture and the scientist who studies it. One of the most mysterious masterpieces of all time are the pyramids of Ancient Egypt. These grandiose creations of human hands admire and fascinate, amaze with the dimensions. Would you like to immerse into the ancient world? So, at the slot, there is a mode of free spins, re-spins with stacked symbols and the opportunity to win up to 215,000 coins. Also, the developer used a special strategy of the bets to make the game process even more fun. So, before starting the game, you need to get to know all the rules. They will be discussed further on. RTP is 96.03%.

Hidden parameters and settings of the slot (data from the testing team)

  • The frequency of falling of the bonus is statistically, every 149th spin (0,67%).
  • Distribution of the winnings is 70% in the usual spins and 30% in the bonus feature.
  • The maximum payout during the tests was 310x.
  • The average winning from the bonus was 39x.
  • Volatility is 6 out of 20 (average).
  • Cycle length is average.
  • The rating of the slot machine for the wagering is 3,58 out of 10.
  • RTP of 96,03% allows getting a positive mathematical expectation at the casino.

Treasure Room Mode of the bonus spins

  • Hidden video slotCard symbol with a magnifying glass acts as a scatter symbol, three of it will trigger free spin feature.
  • Before starting the bonus game, you will need to choose one symbol, which will immediately occupy 4 cells on the playing field (2x2).
  • Also, all symbols that will bring the reward will disappear. In their place, new symbols will fall, but only once.
  • Each of the scatter symbols that appears in free spins will bring an additional spin.

Flashback re-spins bonus

  • After any spin of the reels, the additional feature can be triggered.
  • You will receive 3 free spins.
  • During the bonus game, one to three reels will be filled with wild symbols.

Symbols and winnings

There are 5 reels with four rows of symbols at this slot machine. The pay combinations fall in 178 ways on them.

  • Ten and Jack will bring 20, 40 or 60 coins.
  • Queen and King give 30 to 90 coins. Ace will pay up to 120 coins.
  • Sphynx will return from 60 to 200 coins.
  • Camel pays 100-300 coins.
  • Nephew of the professor brings up to 500 coins, and the professor will return you up to 1000 coins.
  • WILD inscription became wild. It will replace any picture except the scatter symbol. However, it appears only on the central reels and takes part in the Flashback re-spins bonus.
  • Map with a magnifying glass is the scatter symbol that is responsible for triggering the free spins.

The strategy of the bets

A feature of the slot is the availability of a special system of the bets. You can use one of the four suggested stakes, or even you can refuse. While applying the strategy, the recommended bets will be calculated depending on the situation.


  • Tip. If you are a beginner, you can try the game by using the strategy of the bets, but it does not help so much. In any case, you should not try to put the maximum.
  • The percentage of the payment is equal to 96.03%.
  • Pay lines - 178 ways.
  • The maximum winnings are 215,000 coins.
  • Bonus – the mode of free spins and re-spins.

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