King of Atlantis Slot Machine

In this slot, you’ll meet the ruler of all the seas and oceans and have a chance to win the most money!

King of Atlantis Slots is a 5-reel, 40 payline, online video slot game, with a Greek Mythology theme. Developed by IGT, the high variance casino online game has an RTP of 96.14%. Bonus features, such as Gigantic Poseidon Wilds, the Trident Bonus and free spins, could help you win up to a huge £25,000,000!

This IGT slot game will transport you to Poseidon’s realm and allow you to discover Atlantis’ lost city. You can also get awesome bonuses like massive wilds and free spins while you’re at it.

Find out more about this high variance reels 5 paylines 40 video slot game in this King of Atlantis Slot Review!

King of Atlantis Slot Sites

From our research, we have created a list of the King of Atlantis Slot in March 2023:

  • MrQ

    MrQ Logo

    First deposit only. Min deposit & spend £10. Max 30 spins on Big Bass Splash at 10p per spin. Spins credited upon spend of £10.

    Full T&C's Apply

  • Wizard Slots

    Wizard Slots Logo
    500 FREE SPINS

    New Players Only, Min Deposit £10, £8 Max Win Per 10 Spins, Max Bonus Conversion Equal To Lifetime Deposits (Up To £250), 65X Wagering Requirements.

    Full T&C's Apply

  • PlayOJO Casino

    Play Ojo Logo

    First deposit only. 50 Free Spins on Book of Dead slot. Free Spin valued at £0.10. OJO’s Rewards and Game Play policy applies.

    Full T&C's Apply

  • Unibet Slots

    Unibet Slots Logo
    DEPOSIT £10 GET £40

    18+ New Customers only. Minimum Deposit £10 and Get £40 in Casino Bonus Funds. Debit card only. Up to 50x wagering, game contributions vary, max. stake applies, new customers must opt in and claim offer within 24 hours and use within 30 days.

    Full T&C's Apply

  • Playzee

    Playzee Logo
    100% UP TO £300 BONUS + 100 ZEE SPINS

    18+. New players only. Min Deposit £20 Max Bonus Bet £5 Winnings from spins capped at £50 100 Zee Spins valid on Starburst (first 10 credited immediately upon first deposit; rest credited at 07:00 GMT at 10/day). Spins must be used by 23:59 GMT of the day on which they are credited to player account, any unused shall be removed. Bonus funds must be used within 30 days. Bonus funds are separate to Cash funds, and subject to 35x wagering (bonus + cash). Full terms apply.

    Full T&C's Apply

  • WatchMySpin

    WatchMySpin Logo
    UP TO £100 + FREE SPINS

    New players only. Wagering occurs from real balance first. 50x wagering the bonus. Contribution may vary per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. Bonus valid 30 days from receipt. Max conversion: 3 times the bonus amount. Withdrawal requests voids all active/pending bonuses. Excluded Skrill deposits.

    Full T&C's Apply

  • Slots Magic

    Slots Magic Logo
    UP TO £50 + 50 FREE SPINS

    First Deposit Only. Min. deposit: £10, max. Bonus £50. Game: Rich Wilde and the Book of Dead, Spin Value: £0.10, Max Extra Spins:50. WR of 30x Deposit + Bonus amount and 60x Extra Spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the extra spin winnings and bonus amount or £5 (lowest amount applies). Extra Spins must be used before deposited funds. Bonus Policy Applies.

    Full T&C's Apply

  • Pots of Luck

    Pots of Luck Logo
    UP TO £200

    New players only. Wagering occurs from real balance first. 50X wagering the bonus. Contribution may vary per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. Bonus valid 30 days from receipt. Max conversion: 3 times the bonus amount. Withdrawal requests voids all active/pending bonuses. Excluded Skrill deposits.

    Full T&C's Apply

  • 888 Casino

    888 Casino Logo

    No Deposit Offer: New players with valid mobile number only • Claim in 48 hrs • 14 day expiry • Valid for selected games • Pre-1st deposit only: FS voucher winnings is uncapped, bonus wins & max redeemable amount for non-funded players capped at £100, excl. JP wins • Wager Bonus x1 – req. contributions vary by game • Bonus expires in 90 days • Deposit Offer: 1st time depositor at 888casino only • £20 min deposit • Claim in 48 hrs • Valid for selected games • Bonus wins capped at £500, excl. JP wins • Pre-1st deposit only: Bonus wins & max redeemable amount capped at £100, excl. JP wins • 30x wagering – req. vary by game • Bonus expires in 90 days • Payment method & country restrictions apply • Withdrawal terms, No Deposit Offer terms & Deposit Bonus Offer terms apply.

    Full T&C's Apply

  • MFortune Slots

    mFortunte Slots Logo

    18+. New players only. 20x wagering requirement. Expires after 7 days. Max withdrawal from bonus winnings £50. T&Cs apply,

    Full T&C's Apply

  • Slotzo

    Slotzo Logo
    UP TO £150 + 50 EXTRA SPINS

    18+. New Players Only. Min. deposit £20. UK players. Max. bonus 1st deposit £50 and 2nd deposit £100. Max wins from spins £100. 35x wagering applies, within 21 days. 20 spins on 1st deposit and 30 spins on 2nd deposit. Spins available on specific games. Spins expire after 24 hours.

    Full T&C's Apply

About King of Atlantis Slots Game

When you first open the game, you’ll notice blue shades that reinforce the feeling of being underwater, in the ruler’s realm of all the seas.

King of Atlantis is a 5 reels and 40 paylines online casino games with a Greek mythology and under-the-sea theme.

Poseidon, god of the sea, is portrayed as an older man with a white beard, golden crown, and trident in this game.

You’ll even see his lovely daughter, a lovely red-haired mermaid. Harps, the king’s crown, bells, dolphins, and ancient artefacts are among the other symbols.

The visual graphics and animations of this slots will undoubtedly appeal to players, as they are cartoon-styled and beautifully set underwater.

All devices, including iPhones, iPads, Android smartphones, laptops, and desktop PCs, can play the slot game.

Slot Info

King of Atlantis SlotsAttributes

Casino Game:

King of Atlantis Slot Game


40 ways to win


5 reel slot games


IGT Slots Software

Minimum Bet:


Max Bet:



High Variance Slot



Slot Theme: 

Greek Mythology

Bonus Features:

Gigantic Poseidon Wilds, Trident Bonus

Max Win:


Free Spins:


Release Date:

26th February 2017

How to Play King of Atlantis Slot Online

Before you start the slot game, here are some key steps you should try to do first:

Begin by setting your bet as well as how many wilds you want appearing on the reels. You can choose between 20, 40, or 60. Players must also set the stake or deposit before spinning. Once you’ve decided all these, you can start spinning the slots reel using the SPIN button.

Interactive Features

Gigantic Wild symbols and bonus scatters are featured in the slot game.

Gigantic Wild

Except for the bonus scatter, Poseidon is the game’s wild symbol, and he can replace all symbols except the bonus scatter. The massive wild symbol on the reels take up two reels and only appear on the reel 2 and 4.

When it appears, it replaces icons on the reels 3 and 5 to the right of it. You may also choose the number of wilds that appear on the reels: 20, 40, or 60.

Bonus Scatter

A bonus scatter is also used in the game, which can be combined with the wild to maximize your payouts.

What Symbol Triggers the King of Atlantis Slots Bonus Free Spins?

This slot game has a Poseidon Free Spins Bonus feature that you can play when you get the bonus scatter on the first reel and the gigantic wild on either the second or fourth reels simultaneously on the same spin.

You’ll get 8 free spins if you get these icons. The wild reels would then be set in place, giving you the chance to land four fully wild reels.

Paylines and Stakes

As previously said, you have control over how many wilds appear on the reels. The stakes will then be determined by the number of gigantic wilds you choose:

  • 20 wilds = 40p to £800 per spin max bet
  • 40 wilds = 65p minimum to a max bet of £1,300 per spin
  • 60 wilds = 90p to a max bet of £1,800 per spin

Meanwhile, you’ll use all of the game’s 40 paylines. High rollers will put up as many as 32,500 coins on the table.

On a single spin, you will earn a maximum of 25 million credits. You will look up the value of each symbol combination in the paytable.

King of Atlantis Slots Game Software

Thisslot was produced and powered by IGT Software.

IGT offers free slot machines that do not need any download or registration. Free spins and bonus rounds are included in the majority of their games. These games can be played on mobile devices as well.

What is the Slots RTP?

IGT lets you play King of Atlantis slots that has an RTP of 96.14%.

The slot has a return to player rate means that the game can offer up to £96.14 payout for every theoretical wager worth £100.

Slot Volatility

IGT’s Atlantis online slot has a high variance level.

This slot volatility indicates that the game is extremely volatile, implying that you can win large sums of money in a short period of time.

Popular Questions

Where can I play King of Atlantis slots for real money?

You can play the King of Atlantis slot machine for real money when you play through the IGT online slot game.

When you play this Atlantis online slot game, you will get the chance to play for cash bonuses!

Just place your bet and spin! You’re one step closer to an amazing cash win!

Can I play King of Atlantis slot machine for free?

You will have the chance of playing this Atlantis King slot game for free if you play in the demo mode!

You will get to play with all the interactive features, such as the bonus symbol, no deposit bonus, bonus game, free slots, free spins bonus, casino bonuses, and so much more!

You can play for free or real money on this game, however, you will have to play without the no deposit bonus when playing for cash!


We looked at this slots online casinos and found it to be very appealing to slot players who are interested in the secret underwater world, or Greek mythology theme.

It is suggested that you do play responsibly no matter how enjoyable this online slots may be. Despite the fact that this online casino game does not have a progressive jackpot, the massive wilds and free spins will still provide a lot of money.

To sum up this King of Atlantis Slots Review, the game is enjoyable due to its beautiful setting, unique gameplay style, a helpful bonus symbol, and exciting, gigantic wilds system.

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A freelance writer who loves to research all areas of online casinos. As a Journalism Graduate, I enjoy copywriting and reviewing all the latest slot machine games released. With many iGaming articles published in Birmingham Mail, Manchester Evening News & Daily Mail. Currently working remote and enjoying the freedom.