About this Slot
Book of Oil by Endorphina features a 96% RTP and offers players the option to purchase bonus features directly. The game combines traditional book-style mechanics with an oil-themed aesthetic, delivering engaging gameplay for those seeking immediate access to bonus rounds without waiting for natural triggering. With bonus buy functionality integrated into the mechanics, players can enhance their experience by choosing when to activate special features during their session.
Book of Oil Community RTP
Real RTP estimated from rounds contributed by the community, across all uploaders.
Not enough contributed rounds yet for a reliable community RTP estimate.
Based on 12,310 of 25,000 rounds needed.
Book of Oil RTP Calculator
Book of Oil has a theoretical RTP of 96%. Use the calculator below to estimate your expected return, variance range and risk of ruin over any number of spins.
