Casinoz - top casino reviews

Gem Rocks by Yggdrasil (Slots)

Characteristics of the game

Reels 6
Lines 4096
Progressive Jackpot No
Max Bet 50
Max Payout x200
Scatter Symbol No
Wild Symbol No
Bonus Game Есть
Double (Gamble) Game No
Free Spins No
Auto Play Yes
3D slot Yes
Theoretical RTP 96.2%
Can play for free without registration Yes

Yggdrasil Gaming Studio surprises the users by release of an unusual model once again. The famous producer of software for online casinos has released an original video slot named «Gem Rocks». It stands against by an uncommon design, attractive payment terms, a stunning graphics and unique bonuses. Our experts can’t wait to tell about all features of this game to the readers of

General description

«Gem Rocks» online slot machine has six reels, although they don't look like reels at the first sight. We mean six columns, loaded by called gems. Symbols are located in four rows.
There are no active lines here. Bet per round is fifty fold (from fifty cents to fifty euro per spin).
The slot is provided with eight basic symbols, their enlarged versions, as well as Dropdown Wins and The Gem Rock features.
Combinations are formed of three-six same elements. They have to be situated at any cells of neighbor reels, including the edge left one. There are 4096 ways to get paid.
Multiply combinations can be formed in result of a spin. Wins are calculated by the bet and special indexes from x5 to x200, provided by the rules for each of the possible combination.
As soon as payoffs are made, symbols included into the combinations burst. Empty cells are taken by icons situated above and new gems. This is Dropdown Wins feature. It goes on while new combinations are being formed.
«Gem Rocks» doesn't offer a gambling feature. Please read about special symbols and exceptions from the general rules below.


The gaming symbols, imaged at the screen of this video slot, are stone plates with gems of different shapes and colors. Same elements may drop out in vertical stacks at the reels. Moreover, sometimes they are imaged in giant varieties, which take from four (2x2) to sixteen (4x4) cells at neighbor reels.
There are no Wilds and Scatters in this game. 
Payoff indexes are listed on the pay table.

Bonus games

Let’s discuss prize features of «Gem Rocks» video slot.
  • The Gem Rock Feature – after two, five or nine Dropdown Wins in a row, Monster Rock appears at the screen. It is a monster which reminds golem made of stones. In first case it turns into a cluster of four same symbols (2x2). In second situation is takes nine cells (3x3). In third case it fills sixteen cells (4x4) by same symbols. Current size is displayed at the scale, image at the left of the reels.
Our video review of «Gem Rocks» video slot is supposed to help you understanding the bonus terms.


Yggdrasil Gaming doesn't draw a progressive jackpot on «Gem Rocks» video slot.


You will see following elements at the control panel of this slot machine:
  • Ways – number of available payoffs;
  • Coin Value – select the coin value;
  • Cash Bet – an amount of the bet;
  • Max Bet – play be maximal bet;
  • Win – an amount of the payoff per spin;
  • Balance – state of the balance.
Buttons with round arrows play new spins. It is possible to play «Gem Rocks» in manual or automatic mode.
A plus at the left opens a special menu. There you can find the pay table, the Help and user’s settings.
«Gem Rocks» allows to adjust limits of automatic game, size of the screen, sound parameters and other options. The slot is available in browser. It is also possible to play in mobile casinos.


It is a truly unusual game, which is going to be loved by fans of original video slots with bright design.
  • Pros: an interesting system of combinations, exciting bonuses, a spectacular animation, a convenient interface, numerous settings.
  • Cons: the range of bets is not wide enough, no special symbols.
Please be aware of high level of dispersion and average payback of this model.

Where to play

It is possible to test «Gem Rocks» slot machine free at To play for real money, you can go to online casinos working with Yggdrasil.
Please write responses about this slot in comments and don't forget to score the game.
Yggdrasil Gaming company adapts all new games for mobile casinos. «Gem Rocks» slot machine is also available on smartphones and tablets in convenient version. It is supported by most of modern devices powered by major operating systems.
Mobile version is very convenient in use, provides all features of desktop version and has same high quality of graphics. It is quickly loaded even if Internet speed is low and lets the gamblers playing comfortably even on low productivity devices.
Rating: 9.29 / 10
( votes: 7 )
Date: 2018-02-19

Choose a casino and play for free now

to post "Gem Rocks - Gem Rocks"
A list is empty

Twitter Casinozme

 Get free express course in an online casino right now!

2009-2018 © Casinoz - Casino - Internet casino and online gamblings!
The reprint is resolved only from the written consent with the indication of a direct reference - support♠ 
Casino of monthTop casino ♠ Webmoney casino ♠ New casino ♠ Blacklisted ♠ Closed ♠ Offers