Try Castle Builder II Mobile Slot Free

Castle Builder has been hugely popular among slot aficionados since its launch and even nominated for EGR’s Game of the Year award in 2013. Its sequel Castle Builder II released by Microgaming in August 2017 is even more exciting game which provides players with an opportunity to build an entirely new world.

The main objective of the game is to build castles for princesses and thanks to the progressive structure of the game, as you build castles, you will unlock exciting achievements. The Microgaming 2017 release is really something else, so stay with us to learn about this adventure of a lifetime which takes you on a trip around the world.


The game is developed by Rabcat, a Vienna-based gaming company established in 2001. It is one of the leading developers of premium casino game applications for the online gaming industry.

Their games have been available at Microgaming-powered online and mobile casinos since 2014 thanks to an exclusive deal. Performing on the Quickfire platform powered by Microgaming, Rabcat slot machines offer players numerous opportunities to win thanks to innovative and rewarding bonus features which will enhance your winning chances.

How To Play It

Castle Builder II is a 5-reel 15-payline slot machine which offers you to choose from three avatars with different stories and features. Throughout the game you can explore 15 kingdoms and build 75 castles. The slot is different than any other you have ever played with the reel set positioned on the right side of the screen whereas on the left side of the screen you can watch the progress of the castle construction.

It boasts impressive cartoon-like graphics and animations accompanied with different soundtracks which change as you move from one kingdom to another.

There are three characters you can choose from, Sam, Mandy and Igor. Each of them can contribute to your goal with their special powers. Sam is the most experienced, Mandy has striking feminine charms whereas Igor is specialised in raids which are his source of income. The reels are home to materials like wood, bricks, granite and iron ore as well as rings, gold bars, treasure chests and crowns.

Align at least 3 symbols of a kind on a paying line consecutively starting from the leftmost position to win a prize. The game is playable from only $0.15 up to $30 per spin and the Maxbet and Autoplay features are available.

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Special Features

As you create winning combinations with symbols of the same material, you will form Building Blocks. They are formed by collecting the Construction Materials symbols in the pallet on your left.

Above the building site in the top left corner you will notice the meter which registers your building progress. As soon as you complete a castle, you will be offered to choose one of the admirers whom a princess of the particular kingdom will merry. Each admirer grants a bonus prize.

Depending on the avatar you choose, you can benefit from Wilds and free spins. When building castles with Igor, you will have stacked Wild at your disposal whereas building castles with Mandy provides you with a chance of triggering up to 20 free spins.

You can also participate in the Bronze Cup Challenge during which you should land 6 Construction Materials in the pallet. As you progress through the game you can unlock the Silver, Gold and Platinum Cup levels which require 9, 12 or 15 Construction Materials.

Potential prizes are higher with each level achieved. The Free Building Mode is also available allowing you to build castles wherever you like across unlocked territories. This mode is available from the moment you complete the Bronze Cup Challenge.

Maximum Payouts

The jackpot is awarded for landing five crown symbols on a paying line and it stands at 5,000 coins. The maximum payout you can win in the base game is 75,000 coins. However, you can win much more since every time you complete the castle and choose an admirer, you will be awarded a cash prize which can go up to more than 1,000 coins.


We have to admit it, Castle Builder II is a complex game, but it’s worth your time to master it. Consider trying it in practice mode to see how all its features work before you start wagering real money. It looks and sounds great and if you are looking for something fresh and well thought out, give it a try. Help princesses around the world build their castles and attract wealthy admirers and you can win hefty awards once they settle down.

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