- Enthralling mystical gemstones theme
- Consistent pay table and multipliers
- Hold & Spin will bolster potential winnings when activated
- More special features would be nice
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In this Gemstone Keys: The Arcane Unlocked online casino game review, you will read the following information:
A castle filled to the brim with riches awaits players in RealTime Gaming’s latest online slot game, Gemstone Keys: The Arcane Unlocked!
Summon untold fortunes as you collect up to 3 glimmering Gemstone Key symbols in each of the colorful pots. When one or more pots are randomly activated, the Hold & Spin feature comes to life, granting 3 Re-Spins and a combination of Boost, Collect, and Jackpot features.
Each combination of features offers its own rewards, such as an expanded gameboard with up to 30 independently spinning reels, increased Multipliers, glimmering gold Coins that reset Re-Spins, and a chance to win as many as 5 magical Jackpots!
But does this game really deliver on the winnings? From its main and special features, and everything in between, let’s dive deeper into the game in this game review of Gemstone Keys: The Arcane Unlocked:
What are the Main Features of Gemstone Keys: The Arcane Unlocked?

Number of Reels: 5 Number of Rows: 3 | Jackpot: MINI, MINOR, MAJOR, MAXI, or GRAND could be won once the Hold & Spin feature has been activated. |
Paylines: 243 Ways | Min-Max Bet: $0.20 to $20.00 per line |
RTP: 95% | Free Games: 8 free games with double prizes are awarded when 3 or more scatters appear anywhere during normal games. |
Theme: Inside the castle’s treasure trove where countless gold coins, priceless jewels, and expensive gems litter the ground, waiting to be won by players with the right combinations whenever they spin the reels. | Maximum Payout: 2,500 times the bet. |
Release Date: February 12, 2025 | Banking Options: Convenient and secure banking options at top online casinos, offering a range of choices including credit cards, e-wallets, and bank transfers. Enjoy hassle-free transactions and start playing your favorite slot games with ease. |
Gemstone Keys: The Arcane Unlocked is a very high volatility, 95% RTP slot game that uses a 5-reel, 3-row game board and a 243 Ways paylines system. For its special features, the game offers Hold & Spin Feature.
When identical matching symbols appear consecutively on the reels from leftmost to right, the player wins according to the pay table. That said, only the highest win on an active payline will be paid.
If the player has more than one win on a single spin, the total amount of their winnings is displayed in the win field and will be added to their balance.
Gemstone Keys: The Arcane Unlocked also has an Autoplay feature. To use this, players determine their bet, then they choose how many spins they want the game to automatically perform.
During the Autoplay, players cannot adjust their initial bets. However, they can stop the Autoplay at any time by pressing the “STOP” button.
What are Gemstone Keys: The Arcane Unlocked Symbols?

Symbol | Multiplier |
Castle | 5 = 250 4 = 125 3 = 60 |
Cauldron | 5 = 225 4 = 110 3 = 55 |
Ring | 5 = 200 4 = 100 3 = 50 |
Potion | 5 = 180 4 = 90 3 = 45 |
Letter A | 5 = 100 4 = 50 3 = 25 |
Letter K | 5 = 80 4 = 40 3 = 20 |
Letter Q | 5 = 60 4 = 30 3 = 15 |
Letter J | 5 = 50 4 = 25 3 = 10 |
Number 10 | 5 = 20 4 = 10 3 = 5 |
Number 9 | 5 = 10 4 = 5 3 = 2 |
Gemstone Keys: The Arcane Unlocked has a pay table that depicts an assortment of sparkling treasures that litter the game board.
For its regular symbols, the one with the highest paying multipliers are the Castle and the Cauldron. Meanwhile, the Ring and Potion are the medium-paying symbols.
Wrapping up the game’s pay table are the lower-paying symbols: Letter A, K, Q, and J, and Number 10, and 9.
What are the Special Symbols of Gemstone Keys: The Arcane Unlocked?
Wild Symbol

The Wild symbol is depicted as Purple Tome. The Wild symbol substitutes for all other symbols except for the Gemstones.
Gemstones



The Gemstones trigger the Hold & Spin Feature. The Red Gemstone triggers the Jackpot Feature, the Blue Gemstone triggers the Booster feature, and the Green Gemstone triggers the Collect feature.
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What are the Special Features of Gemstone Keys: The Arcane Unlocked?
Gemstone Keys: The Arcane Unlocked has the following slot machine feature: Hold & Spin Feature. Here’s a quick rundown of what to expect whenever they activate during a spin:
Hold & Spin Feature

During the Base Game, each Gemstone Key symbol is collected in one of three pots: blue, green, or red. These pots may be randomly triggered to activate the following Hold & Spin features and game board size changes:
Pots Triggered | Feature Activated | Game Board |
Blue Gem | Boost | 5×3 |
Green Gem | Collect | 5×3 |
Blue Gem + Green Gem | Boost + Collect | 5×3 |
Red Gem | Jackpot | 5×6 |
Red Gem + Blue Gem | Jackpot + Boost | 5×6 |
Red Gem + Green Gem | Jackpot + Collect | 5×6 |
Red Gem + Blue Gem + Green Gem | Jackpot + Boost + Collect | 5×6 |
When any Hold & Spin feature is activated, 3 Re-Spins are awarded, and the following will occur:
If the Collect feature, Boost feature, or Collect and Boost features are triggered, the gameboard transforms into 15 independent reels.
If the Jackpot feature, Jackpot and Collect features, Jackpot and Boost features, or Jackpot, Collect, and Boost features are triggered, the gameboard transforms into 30 independent reels.
During the Hold & Spin feature, each position can display a Gemstone Key, a Coin, or a blank symbol. If a new Coin symbol appears, it is locked in place, and Re-Spins are reset to 3. A Grand Jackpot is awarded if all positions on the gameboard are filled by Coins during Re-Spins.
The Hold and Spin feature will end once all positions are filled with Coin symbols, when there are no more Re-Spins remaining, or when the maximum payout is achieved.
Boost Feature ON

When the Boost feature is active, each Boost Gemstone symbol will add a boost Multiplier value to all Coin Multiplier values appearing on the reels.
Collect Feature ON

When the Collect feature is active, each Collect Gemstone symbol will award the sum of all Coin Multiplier values appearing on the reels.
Jackpot Feature ON

When the Jackpot feature is active, each Jackpot Gemstone symbol will reveal a Jackpot (MINI, MINOR, MAJOR, MAXI, or GRAND) with a collector for 3 gems.
One of the 3 gems required to win the Jackpot will be added.
When all 3 gems are collected, the Jackpot is awarded, and the gems are cleared, allowing additional Jackpot gems to be collected. Moreover, when the 3 GRAND Jackpot gems are collected, the game awards this Jackpot, and the feature ends.
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What is the Betting Range of Gemstone Keys: The Arcane Unlocked?
Gemstone Keys: The Arcane Unlocked has a betting range that starts at $0.20 and maxes out at $20.00. This betting range is a bit lower compared to modern online slot games, which make it a easier for players who like slots with lower betting floors.
That said, players who are meticulous at their betting can change the pay lines and determine the best value for their bankroll as they see fit.
What are the Available Payment Options for Gemstone Keys: The Arcane Unlocked?

Gemstone Keys: The Arcane Unlocked offers various payment options available for players. These are only available for the Real Version of the game, and players need to create an Online Casino Games account to start betting and earn good payouts.
Once players have deposited on their accounts, they can avail of the various online casino bonus codes that provide daily free spins and matches to help them get the most out of their bets.
Summary
Overall, Gemstone Keys: The Arcane Unlocked is a great addition to RTG and Online Casino Games’ slot game library. Its Hold & Spin along with its accessible betting floor make it a great slot game for players to check out.
The potential of landing huge prizes amplifies whenever any of the bonus features of the Hold & Spin are active. This is especially true whenever two or more bonuses are triggered.
So what are you waiting for? Experience the magic of landing winning combinations and play Gemstone Keys: The Arcane Unlocked!
Play the Real Version of Gemstone Keys: The Arcane Unlocked Here
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Gemstone Keys: The Arcane Unlocked online casino game FAQs
Does Gemstone Keys: The Arcane Unlocked have a free to play version?
Yes, Gemstone Keys: The Arcane Unlocked has a free to play version. Click on the Load Free Play on the top of this page, or head over to the Online Casino Games site and search for the game under the Slots category.
How can you win real money while playing Gemstone Keys: The Arcane Unlocked?
First, you need to create an Online Casino Games account and have it registered. Once your OCG account has been verified, you'll gain access to the OCG real money casino. Make a deposit on your OCG account, and once your bankroll has been updated, look for Gemstone Keys: The Arcane Unlocked on the OCG site. After you've located the game, you can start betting, spinning, and win real money.
Does Gemstone Keys: The Arcane Unlocked have jackpot prizes?
Yes, Gemstone Keys: The Arcane Unlocked have jackpot prizes. The Grand, Maxi, Major, Minor, and Mini jackpots can be won only when the Hold & Spin feature is triggered, along with the Jackpot ON modifier.