Free Ka-Boom Slot Machine

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Ka-Boom - Free Online Slot Review

Spin online casino game Ka-Boom by Merkur

If you want to play a slot laden with some explosive actions and plenty of surprises, you should try Ka-Boom. Developed by Merkur Gaming, the 5-reel and 5-payline slot come with a nominal betting range that starts from 0.01 and rests at 2.00 per line. However, the low betting range will not influence the payouts, as you can still win big from this game. The expected RTP is 96.03%, and that suggests this game can make you happy with its payouts. Along with the base game payouts, the slot has features like Ka-Boom Bonus and two Gambling options to make your gaming experience better.

Key Symbols and Features

As the name suggests, the slot will give you the joy of spectacular fireworks with many firecracker symbols on the reels. Among the valuable symbols, there will be a Bomb, Green Dynamite, Yellow and Red Explosives, Blue Explosive, Multi-Colored Rockets and a Box of Rockets.

The Box of Rocket is the highest paying symbol of the game, as 5 of the symbol son a line will award you the cash prize of 2000.00 coins on the max stake. The Bomb Bonus icon is the Wild here that will substitute others on the reels and increase the possibility of forming more winning combinations.Bonus symbol of Ka-Boom free slot machine

The other important features of the game include:

Ka-Boom Bonus Round

The bonus icon anywhere on the leftmost and rightmost reel activates the Ka-Boom Bonus game, where the bomb icons will explode on the screen and release cash prizes.

Card Gamble and Ladder Gamble

You can double up your winning by pressing any of the two Gambling buttons. In the card game, you will have to guess the right colour of the next card, while in ladder game, you will either have to increase the level of the ladder or land on a lower valued step.


Ka-Boom online slot game is all about dealing with some firecrackers and exploding the reels with right winning combinations. It features some amazing payouts and worthwhile features.

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