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Queen of the Castle by NextGen Gaming (Slots)

Characteristics of the game

Reels 5
Lines 576
Progressive Jackpot No
Max Bet 100
Max Payout x20
Scatter Symbol Yes
Wild Symbol Yes
Bonus Game Есть
Double (Gamble) Game No
Free Spins Yes
Auto Play Yes
3D slot Yes
Theoretical RTP 96.508%
Can play for free without registration Yes

A charming princess-doll is living in the toy castle of «Queen of the Castle» video slot. She is hiding in a high castle, but shows out to the light time after time, generously gifting the players with bonus options. The model, developed by NextGen Gaming company, attracts by an interesting design, numerous payoffs and attractive prize features.

General description

«Queen of the Castle» online slot machine has five reels of different height. First and fifth fit three symbols each. Second and fourth show four icons each. Central reel consists of five elements.
There are no active lines. An amount of the bet per line is forty fold: from forty cents to one hundred euro.
«Queen of the Castle» slot machine is provided with basic symbols, Wilds, Scatters, free spins and several varieties of bonus options.
Winning combinations can be formed in 576 ways of three, four or five same elements. They have to be situated at any cells of neighbor reels, starting from the first left one.
To calculate a payoff, current coin value is multiplied by an index of formed combination, which varies from x4 to x20. All money, received in result of a spin, is instantly transferred to the balance. There is no gambling feature.
Different types of symbols, rules of free spins and nuances of bonus options of «Queen of the Castle» are discussed below in the review by


Gems, playing cards from jack to ace, red throne, a bag of golden coins, a red dog and a logo of the slot – these icons may drop out one by one or in stacks at the reels. They form combinations by general rules, described above.
Now about elements with advance functions:
  1. Wild (a queen) is a joker, which appears in long vertical stacks at three central reels. It doesn't bring payoffs on its own, but replaces any basic elements.
  2. Scatter (an emblem) shows up only at the three central reels too. Three emblems trigger free spins.
  3. Bonus (colorful chests) trigger bonus options, discussed below in the review of «Queen of the Castle».
Please find out about potential wins by combinations on the pay table.

Bonus games

This paragraph is about prize features of this video slot.
  • Locked Reels may begin during any regular spin. Grape vines enlace second, third and fourth reels. Stacks of same symbols drop out there.
  • Red Mystery Chest Reveal begins when whole reel is loaded with chests. In this situation, all letters at the screen also turn into chests. Then these symbols turn into same icons.
  • Red Mystery Chest Nudge helps to begin the bonus option, mentioned above. If at least one chest is imaged at the first reel, it may spin over to fill whole reel with bonus symbols.
  • Purple Mystery Chest Reveal begins, when fifth reel is full of violet chests. Then all gems turn into similar icons and into same elements after all.
  • Purple Mystery Chest Nudge also helps to trigger the bonus option, described above. Terms are the same.
  • Free Games – three Scatters trigger fourteen free spins on the casino’s expense. An amount of the bet remains the same. Instead of Scatters, a crown shows up at three central reels. These symbols are accumulated and provide an opportunity to pass to following levels. Number of possible combinations grows up with every new level. More free spins become available, as well as special bonuses.
Bonus terms are explained on the Help. Some prize options are demonstrated in our video review of «Queen of the Castle» at


NextGen Gaming Studio doesn't offer a progressive jackpot on «Queen of the Castle» video slot.


Only two windows are titled at the main screen of this video slot:
  1. Balance – state of the balance;
  2. Total Bet – an amount of the total bet.
It is possible to play with joystick, which can be located at different parts of the screen. There you will see buttons to select an amount of the bet, play new spins, activate automatic game and open the menu.
The menu consists of following sections:
  • Switch off the sound;
  • Set limits for automatic game;
  • Select the bet;
  • Graphics resolution and other settings;
  • Pay table and Help.
Amounts of wins are demonstrated in front of combinations. An info line with hints can be found between the control panel and the reels.
You won’t download «Queen of the Castle», because this slot is available in browser.
This game is also provided with a special interface, designed for smartphones and tablets. It automatically launches when you open the slot in mobile casino. General rules remain the same. All bonuses and functional features are available.


This is a truly exciting model, which attracts by great variety of bonuses and numerous combinations.
  • Pros: interesting prizes, multi-level free spins with advance features, bright design, user-friendly interface.
  • Cons: inconvenient pay table.
Levels of RTP and volatility are average.

Where to play

You can test this model free right at To risk real money on «Queen of the Castle», go to online casinos, powered by NextGen Gaming software. Best of them are presented below.
We are looking forward for your opinions about this slot. Please write responses and score the game.
Rating: 8.33 / 10
( votes: 3 )
Date: 2018-05-30

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