Castle Builder II Slot Review

A few years ago Rabcat company has released a multi-level «Castle Builder» online slot machine. Except the standard combinations and free spins, it had multiply levels. It was necessary to build castles of materials imaged at the reels at each level. As soon as the building is completed, the user is rewarded with a bonus.

The model was incredibly popular at the online casinos powered by Quickfire and won numerous awards in different nominations. And now the developers have released a sequel of the famous video slot named «Castle Builder II». The experts of have already tested the game and can’t wait to tell the readers about major advantages of second part of this slot.

9.75 /10
Free Play Rabcat online
Sign Up in Mr. Bit Casino & Use promo code & Play
promo code
Sign Up in Mr. Bit Casino & Use promo code & Play
promo code
Max bet
Max payout
Number of reels
Number of lines

Where to Play Castle Builder II slot?

Play Free Castle Builder II Slot Demo

You can test «Castle Builder II» slot machine free directly at We have also recorded a demo video about bonus options and other features of this slot.
Real bets on «Castle Builder II» slot machine are accepted at the online casinos powered by Quickfire (Microgaming).
Don’t be shy to write responses about this video slot, score and discuss the game. Your opinions are very important for us.
Play for free 100% free
Play for real T&C applies, 18+

Verified Online casino with Castle Builder II slot

Total 5

How to Play Castle Builder II slot online

«Castle Builder II» online slot machine has five reels, fifteen pay lines and fifteen cells for symbols at the main screen.
It is possible to use any of available active lines. The slot accepts same bets in range from one cent to two dollars per line (or from one cent to thirty dollars per spin).
This video slot is provided with basic symbols, special elements, free spins and a bonus round with multiply levels and diverse prizes.
The ordinary symbols bring payoffs, forming solid chains of several same elements at active lines. All combinations must begin from the first left reel necessarily. As usually, only the longest combination at each line wins.
Payoffs are calculated by the bet per line. It is multiplied by an index of formed combination, which varies from x4 to x5000 in «Castle Builder II». In case of multiply wins in result of a round, all credits are summarized.
A game of chance is not suggested. Bonus system and different exceptions from the general rules are discussed below in the review.

Castle Builder II Symbols, Wild, Scatter

The gaming symbols, imaged at the reels of «Castle Builder II» video slot, are construction supplies, rings, golden bars, chests and crowns. These are the basic symbols.
Moreover, there are some special symbols here as well:
  1. Wild (the castle builder) forms winning combinations by the general rules. Moreover, it replaces other icons in combinations except the Scatters.
  2. Scatter (Freespins sign) triggers free spins. They begin when three and more Scatters drop out at any positions of the screen.
Please check out the multipliers and other information about the symbols on the pay table.

Castle Builder II Bonus games

Let’s begin talking about prize features of «Castle Builder II» video slot from principals of castle building.
  • Building a Castle – before the beginning of the game, you need to pick location at the map and a task from local king. Kingdoms are revealed during the gameplay. Then, during the spins, you would have to collect supplies necessary for building. Icons with wood, bricks, granite and iron ore work. They have to take part in combinations. Materials of different types form a building block, placed to the building. As soon as your castle is ready, prince and princess get married.
  • Royal Wedding – here you would see several applicants for king’s child hand and hears. You need to choose one of them to find out an amount of the payoff. Here this level ends. After that you can pick a new location at the map and take the following task. The higher the level, the more profitable terms. Moreover, the character gets new skills with every new level, that brings additional prizes.
In addition, this slot offers the following option:
  • Freespins – a few rounds on casino’s expense by bet and lines of the previous regular spin. Free spins roll automatically.
Please find out details of the bonus terms on the Help.


«Castle Builder II» doesn't draw a progressive jackpot.

Castle Builder II Interface

When you open this video slot, first thing you see is info screens and windows where you can select a character, location at the map and a task.
The reels are situated at the right of main screen, while building castle is situated at the left.
The control panel is provided with following buttons and screens:
  • Credits – state of the balance;
  • Total Bet – an amount of the total bet;
  • Win – an amount of the win;
  • Lines – select active lines;
  • Stake – select an amount of the bet;
  • A – switch to the automatic game;
  • Maxbet – place the maximal bet in one click;
  • I – rules of the game.
A round button at the center starts spins manually and stops spinning reels in advance.
Character’s window is situated at the right top corner of the screen. Buttons below it display information about the hero.
The pay table consists of multiply pages with building manuals, general rules, visual scheme of the lines and multipliers.
It is possible to set up the automatic game, sound parameters and size of the screen. It is not necessary to download «Castle Builder II» video slot. A special mobile version was designed for comfortable playing on smartphones.

Video game review Castle Builder II

Should You Play Castle Builder II Slot for Real Money?

First part of «Castle Builder II» was a bright even in online gambling world. It has won numerous prestigious awards and gave rise to multi-level online slot machines. The sequel of this game looks even more stunning and exciting. You can expect more interesting opportunities, tasks, bonuses and prizes. Graphic and animation are more spectacular as well.
We should also say about average levels of payback and dispersion.
Players rating
Write a comment
Typed 0 synbols, min 50, max 2000
You rated
Main info
Type of game Video slots
Manufacturer Rabcat
Max bet 30
RTP 97.75%
Max multiplication 5000 : 1
Issue date 20.07.2017
Progressive jackpot No
Reels number 5
Lines number 15
Wilds Yes
Scatter Yes
Gamble Feature No
3D slot Yes
Bet line 0.01 - 2
Bonus games Yes