Play the cult Great Blue slot game for free right here at Free Slots 24/7 with no download or registration required. Try this no-download version of the popular Great Blue slots game for FREE! Great Blue offers great graphics and an overall good gambling experience and you. Totally free Great Blue slot machine. Play more than free casino games in your browser. Slots, video poker, blackjack, roulette & more. Great Blue is a superb slot from Playtech, with the potential of some very large wins available to be had. Powered by the Playtech gaming suite, the high-variance title boasts 25 paylines on which players can look to hit matching combinations. You go down to the sea bottom, and see what it hides and how luck can make you happy. Players can thus form matching combinations of the two. Casinos by Country International Europe United States United Kingdom Canada Australia Germany Netherlands Finland Norway Sweden. To get the Great Blue bonus , you should expect to get at least 3 Sea Shell symbols, and it does not matter where on the reels they will come out. Also you can activate all your reels and paylines to get valuable wins! The Wilds can substitute any symbol except Scatter. The game has become so famous due to the Wild symbol of a Great Blue Whale that replaces other symbols, except Scatter. There goes Great Blue, the killer whale, in the underwater world. The friendly ambience of Great Blue comes alive, with a plethora of creatures that make the underwater world a fascinating place to play in.