Play Greatest Odyssey Slots Online at Mansion Casino UK


This promotion is for new customers only. Customers must be 18+. Customers must be residents of the UK/IE.


New customers only aged 18+. Minimum deposit £10. Get a Casino Bonus matched to your first deposit, up to £100, after you stake £20 on slots, credited within 48 hours. Bonus expires in 7 days and has a 40x wagering requirement. Additional T&Cs apply. Please bet responsibly.


New customers & 18+ only. Min. deposit of £10. Qualifying real money bet of £10. Min odds greater than or equal to 1.5 required. E/W bets excluded. Offer credited within 48 hours. Additional T&Cs apply. Please gamble responsibly.


#AD New customers only, min deposit £10, wagering 40x, max bet £5 with bonus funds. Max bonus is 100% up to £100. No max cash out on deposit offers. Welcome bonus excluded for players depositing with Skrill or Neteller. Cashback is cash with no restriction. Full T&C’s apply. +18, Please Gamble responsible.

Mansion Casino is a great online casino for Dollar Ball progressive slots such as Greatest Odyssey, Geisha Story, and Captain’s Treasure, to mention just a few. These online slots are easy to play and are available for real play.

About Greatest Odyssey

Based on the underwater theme, this 5-reel and 25-line slot has an attractive progressive jackpot, wild symbol, scatter symbol, spins and a bonus game.

How to Play

To play Greatest Odyssey, online casino players only have to spin the reels and create winning combinations.

  • Place a bet by choosing a coin value and activate the desired number of paylines.
  • Use the Bet Max option to place the maximum bet.
  • Use the Spin button to start the game.
  • All winning combinations across the reels are paid generous prizes according to the game’s payout structure.

Wild Symbol

The Octopus wild symbol can create winning combinations by substituting for all other symbols across the reels except scatter and bonus symbols.

Scatter Symbol

The Book scatter symbol pays irrespective of its location across the reels.

The spins feature with 10 spins and multipliers from 2x to 25x is triggered by the appearance of 3 or more scatter symbols across the reels.

Bonus Symbol

The appearance of 3 or more Mermaid Bonus symbols across an active payline triggers the bonus game, which is a pick and choose type of game carrying attractive prizes.

Dollar Ball

The highlight of this slot is the optional Dollar Ball progressive game, which is activated by a fixed bet of $1.

Online casino games players are prompted to choose 5 numbers from a range of 49 numbers, after which the software draws 5 numbers at random. If all the five numbers match, players will win the progressive jackpot.