The company has announced a release of the new video slot Book of 99, which would be playable from 4 May 2021. The team decided to switch the series to Ancient Greece and provided this online slot with intriguing features and an eye-catching RTP index.

Symbolical Number of 99
Book of 99 relates to the series of games “Book of,” but the gambling adventures will occur in Ancient Greece this time. As you have already noticed, the Relax Gaming’s slot has a number of 99 in its headline. It makes a considerable hint of what this number can relate to. And you are right! This number is an RTP value of the game. Fascinating, isn’t it?

The casino supplier understands that it’s tremendously difficult to startling gamblers with bonus features only. Therefore, the company took a direction to make something valuable and appreciable. And the idea was born to give the Book of 99 slot the RTP index of 99%.

Increase the Chances to Get the Bonus
Moreover, the game provider has gone deeper and made another feature associated with the number of 99. In a base game, players have a shot at getting three bonus symbols and entering a bonus game of the slot with ten free spins. But if you cannot grab this lucky combination for a long time or want to do it more often, the next feature will help you.

During the base game, players gather books and fill with them a special sidebar on the left side from the playground grid. When the quantity of books reaches 99, the same bonus feature with 10 free rotations and the same rules will be activated automatically.

Relax Gaming stepped into this development carefully and created a preeminent video slot with a truly generous value of Return-to-Player. Besides this aspect, the game features additional assistance to launch the bonus game. Altogether, Book of 99 seems to be an outstanding option to try and enjoy gambling with the RTP value of 99%.

Source: https://gamblerkey.org/