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Crystal Ball by Bally Wulff (Slots)

Characteristics of the game

Reels 5
Lines 5
Progressive Jackpot No
Bet per Line From 0.01 to 2
Max Bet 10
Max Payout x5000
Scatter Symbol Yes
Wild Symbol Yes
Double (Gamble) Game Yes
Free Spins Yes
Auto Play Yes
Theoretical RTP 96.12%
Can play for free without registration Yes

«Crystal Ball» slot machine is designed in fantasy style. It is going to acquaint you with a wise wizard, who sees the past, present and future in the magic ball, rules the elements and performs wonders. The wizard would help you fighting for the fortune’s favor and please by unusual surprises. Please read the review of this model to find out more about all features of the gameplay and the interface.

General description

«Crystal Ball» video slot has five reels and the same number of pay lines, always active on default, designed for forming paid combinations at.
The screen fits fifteen symbols located in three lanes. An amount of the bet per line is selected by the customer in range from one cent to two euro (from five cents to ten euro per spin).
Except the ordinary symbols, «Crystal Ball» offers Wild/Scatter, two varieties of the gambling feature and free spins with advanced prize options.
The basic symbols make winning combinations only at the active lines. At least two or three same symbols have to be situated next to each other, starting from the first left reel necessarily. As usually, only the most valuable combination at each of the lines is taken in account.
An amount of the payoff is calculated by the bet per line and the special index from x5 to x5000, provided by the rules for each of the possible combinations. These values are multiplied. In case of numerous combinations, formed at different lines in result of a round, all received credits are summed.
The gambling feature is optional. It is presented in two varieties:
  1. Up the Stairs – you just need to move up the stairs in hope the fortune smiles on you.
  2. Guess a Color – you need to guess either the face-down card red or black.
In both cases lucky attempt doubles up the bet, while a wrong step means you lose the money. It is allowed to stake a half of the win. Limits for the maximal wins are applied and you can find it on the Help.
All exceptions from the general rules and bonus options of this video slot are discussed below.


The gaming symbols, imaged at the screen of «Crystal Ball» slot machine, are playing cards, a pendant, a magic potion, a wizard and a unicorn.
There is a special symbol as well:
  • Wild/Scatter (a magic ball) brings wins when it drops out at any cells of the screen. They are calculated by the total bet. Moreover, this element replaces any other symbols in combinations, when necessary. Three and more spheres trigger free spins.
The dynamic pay table provides potential payoffs according to the current bet.

Bonus games

Now a couple words about prize options, available on this slot:
  • Free Spins – ten free spins on the casino expense. An amount of the bet remains the same till the end of this round. Before the beginning of free spins, one of the ordinary symbols is picked randomly to turn into bonus. It gets advanced functions, that makes it pretty beneficial. Free spins might be extended.
It is possible roll free spins in the automatic mode.


Bally Wilff doesn't offer a progressive jackpot on «Crystal Ball» video slot.


You can see the following elements at the control panel:
  • Lines – select active lines;
  • Bet – select an amount of the bet per line;
  • Total Bet – an amount of the total bet;
  • Balance – state of the balance;
  • Max Bet – run a new spin by the maximal bet;
  • Auto – switch to the automatic mode.
New round is launched by the edge button at the right. The automatic game is provided with advanced settings (number of spins).
Buttons of the gambling feature show only when you win a payoff.
The pay table is available at the left. It is possible to go to the Help with detailed description of all rules and features from there.
It is allowed to set up the sound, size of the screen, as well as some other options of the gameplay. There is no need to download «Crystal Ball» video slot.


It must be confessed, that this game has far not the most spectacular visuals at the modern online gambling market. The advantages of the novelty are different. It attracts by functions of the special symbol and the excellent round of free spins. Two varieties of the gambling feature would also please the fans of this option.
Please pay your attention to quite a high dispersion. Loosing sessions are possible here. The theoretical payback is average.

Where to play

You can test «Crystal Ball» video slot free directly at A demo video, prepared by our experts, would help you understanding all features.
To play this slot by real bets, we recommend you to go to the best online casinos, working with Bally Wulff software. For example, it is presented at Mr. Green Casino.
We are looking forward for your opinions about the novelty. Please share your impressions, write responses and give rates.
Rating: 7.00 / 10
( votes: 1 )
Date: 2017-03-31

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