The Book of Oil is an internet video slot by Endorphina. It has an official RTP of 96.05% and displays high volatility. It is a game on the 5×3 grid with 10 active lines for betting that can be adjusted. Apart from this, it features wilds, scatters, gamble feature and mystery expanding symbols.
Book of Oil ™ – Review, Bonuses, Free Spins, Free Play in Demo Mode
Introduction
Ever wondered if you could make a fortune from investing in oil? This might be the moment to play Endorphina’s Book of Oil slot.
An official RTP of 96.05% and high variance characterize the game. A five by three reel set results in ten adjustable bet ways paying from the left to the right.
The scatter and wild symbols in the book can activate free spins and a random expanding symbol.
On top of that, there is a progressive gamble feature where an extra game of skill takes over and gamblers can duplicate their prizes by turning over a card, with even 10 chances available.
Moreover, there is an extra pop-up option available at your fingertips that offers you a chance to participate in the bonus game by selecting free spins and expanding symbols. This comes with four high paying scatter/wilds.
To try other free spins Endorphina games, one should play them on the website of our online casino.
Book of Oil ™ - Free Play in Demo Mode
Dive into the world of Book of Oil ™ and enjoy our exclusive Free Play in Demo mode. You can try this exciting slot without spending money to see how it works, explore its paylines, features and bonus rounds at no risk. Find your strategy in Demo mode, comprehend game mechanics and define a winning betting system for your future play. Unlock the excitement without spending a dime as you engage in Free Play, immersing yourself in the entertaining universe of Book of Oil ™.Discover the game's unique mechanics, visualize potential winning combinations, and master your gameplay strategy—all in a no-risk environment. Try your luck in Demo mode today and prepare for an exhilarating gaming experience when you're ready to make a splash with real wagers.
Theme, Graphics and Soundtrack
We are on the edge of a city in desert landscape that seems to be constructed by petroleum reserves in Book of Oil, a fresh Endorphina slot. The theme is carried over from their previous book slot, Book of Santa.
One of the book symbols is a wild and scatter at the same time.
The game’s overall design, with symbols of pump jacks and barrels among them, evokes the era of contemporary oilman.
Featuring an electronic keyboard and woodwind instruments, the funky tune is what the soundtrack plays.
At Slotzix you can try the Book of Dead slot in demo mode and get a more traditional book game with high variance.
Book of Oil RTP and Variance
With a healthy RTP of 96.05%, this slot machine is quite volatile in extended play, so it’s important for gamblers to be patient and make the best use of the bet spread during the initial part of their session.
How to Play Book of Oil
No one says that the game has complex rules but there are a few suggestions in your search for oil.
- On the main game screen, look to the left hand side of the dashboard below the reels.
- Here you can adjust the number of lines you wish to bet on and the size of your wager. The total bet will show next to this button.
- On the right hand side, you can engage turbo spin if you wish to speed up the game, and auto spin. The latter immediately engages the feature, with no chance to customise, and must be halted manually by re-pressing the button.
- In the top left you can mute the soundtrack, via the speaker icon.
- Now click on the information button in the same area of the screen and open more details, beginning with the paytable.
- Scroll down for a description of the wild.
- Below this is a description of the free spins feature and the expanding symbols.
- Scroll down for a full explanation of the gamble feature, and finally brief rules and thumbnails of the paylines.
- Back on the main screen, take a note of the gamble option, indicated by a playing card, which can be activated when a win lands.
- You are all set to play, simply hit the spin button.
In this version, you can play Book of Oil without using any real money to place bets. It is available for free play here at Slotzix so that you can have a feel of the game without risking your own funds.
Set a real money budget for every session while playing at an actual casino; play prudently and be willing to end the game prematurely if you lose too much.
Bet Sizes and Paytable Wins
In conjunction with the former, petroleum Bible’s amounts put at stake vary from a minimum of 0.01 on one payline to a maximum of 100.00 on all the ten paylines; its paytable is as follows:
An oilman is worth 5000 points. A pumpjack is worth 2000 points. Barrels/dollars are worth 750 points. Ace/king is worth 150 points Queen/jack/ten is worth 100 points
Book of Oil Bonus Features and Free Spins
Take a chance in Book of Oil’s bonus gamble feature and double your winnings up to 10 times.
The player can chose to play a game of chance after winning a combination, that’s where he has to choose one of the four cards facing downwards in his attempt to beat the dealer. In case you proceed with winning ten times continuously, there are ten more opportunities for doubling up.
When three or more scatter symbols appear on the reels, ten free spins are awarded. A random symbol that can expand when enough symbols land to form a winning line is chosen. It does not matter where they are in this mode of the game, what counts is simply their quantity that prompts the expansion. They stretch to cover their corresponding wheels once they have accumulated enough of them. During this stage of the play there could be big victories.
At Slotzix, there are numerous other games that you can play in demo mode with a free spinning feature.
Book of Oil Review
Though the game lacks many features, its mechanics and high variance make it a thrilling game to play. Nevertheless, new players can use the game controls to adjust lines in play and total wager as they become familiar with the game.
We are happy with the RTP after extensive play and believe that it is a good one to recommend for players who haven’t played slots designed by this maker.
Disclaimer: Book of Oil is a registered trademark of Endorphina. This website has not been approved and endorsed by Endorphina.
FAQ
What is the RTP of Book of Oil?
If you play this game, its RTP is 96.05% which means players are to be rewarded accordingly for their efforts. However, there will be times when persevering becomes difficult because of variance.
Is there a gamble feature?
Yeah, a big gamble feature that involves a game of cards by chance, which allows for up to 10 plays.
Are there multipliers in play?
No, there are no multipliers in any of the features besides the gamble.
