Upgradium Slots


Upgradium is a 5 reels and 25 Paylines Slot Game Featuring Power-Packs Payouts on the Reels

Upgradium lives up to its name in offering players a fully decked out slots experience on the reels. Beautifully crafted graphics and sounds offer a supreme environment to enjoy spinning on the way to winning some serious payouts. Making the most of this games mechanics and offerings will ensure that players are spoiled when it comes to rewarding potential with every spin.

The Game

Providing players with 5 reels and 25 paylines on which to create matching combinations of symbols, Upgradium creates the ultimate atmosphere for consistent payouts alongside artfully crafted scenes for players to enjoy both visually and aurally. 

How to Play

Upgradium offers players a substantial betting range with which any budget can be accommodated. This is a great service for players who are after a great slots game that is either quite modest in cost or caters to high-rollers looking for only the biggest payouts. Once a stake has been settled on, players just have to click the button labeled ‘Spin’ to get started. Additional auto spin and turbo mode functions are available to enhance the gameplay even further.


The symbols featured in Upgradium are some fantastically formed gemstones that are so unique, they’re worth their weight in riches. Players will be interested to find all matter of shapes and sizes of these valuable formations.

Bonus Features

Wilds will substitute for all symbols in the game except for scatters. Scatters will offer players a chance to unlock the crystallization respin feature whenever 3 or more scatters are aligned on a payline. All symbols in this feature upgrade to the next highest paying symbol on every re-spin, where reels 2, 3, and 4 become hotspots where re-spin features can be re-triggered.


The game’s highest payout will be awarded when any player can manage to match 5 wild symbols on any active payline. The top prize is a cool 1000 times the player’s line bet.

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Frequently Asked Questions

Find the answers to the most common questions about Casino King by reading through our frequently asked questions.
How do I download the Casino King software?
It is easy to download and install our software. Just visit our download page and the download will start automatically. Once it is complete click on ‘Run’ and follow the steps in the installation wizard. Go to download page.
Can I still play without downloading and installing Casino King?
Yes. You can play our games in your web browser using Flash. Simply click on the ‘Demo’ button next to each of the games and you can start playing immediately.
What games are available at Casino King?
We have a huge range of games available. There are hundreds of slot machines including video and classic slots. The slots are based upon all kinds of themes to make sure that there is something for everyone and many are linked to progressive jackpots. You will also find a full range of card and table games such as Blackjack, Roulette and Baccarat and many variants of each, including live dealer versions. You can also enjoy video poker, arcade games, scratch cards and more. See all casino games.
Do you offer any special promotions for new members?
All new members are offered a welcome package comprised of a number of deposit bonuses to make sure that they have plenty of funds to play with. Furthermore, there is then a rewarding loyalty scheme and many more promotions to enjoy. See all available promotions.
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