Here2Win Casino · Endorphina · Canada
Book Of Oil card on Yukon Reels
Players in Canada can open the session page for Book Of Oil slot apart from this catalogue.
The Yukon Reels card for Book Of Oil names Endorphina and sends Canadian players to Here2Win Casino. No published RTP is on the card, so the preview leaves it out.
What this slot is
Yukon Reels treats Book Of Oil as a long-looking list item that should still be a short session. Endorphina built it. Here2Win Casino runs it for players in Canada.
Endorphina built Book Of Oil. Yukon Reels does not re-rate the math and does not add stars. The label is copied from the card. A feature either triggers in the session or it does not.
Book Of Oil has no memory of your last session. The published RTP, when it exists, describes a huge number of spins. Close the game when the time you picked is up.
Readers who want a second Endorphina slot can open Chance Machine 40.
Studio
Endorphina made Book Of Oil. Yukon Reels does not re-score the math. The figure, if the card has one, is the published RTP and nothing else.
Book Of Oil technical specs, Endorphina RNG audit & myth-busting rules
Book Of Oil is engineered by Endorphina on a 5×3 classic video grid (10 paylines) architecture with independent RNG certification from GLI, iTech Labs under MGA, ONJN, HGC, Spelinspektionen regulatory frameworks.
Endorphina (Endorphina Ltd) is an iGaming studio founded in 2012 and headquartered in Prague, Czech Republic & Malta. Its random number generators (RNG) and math sheets are audited by GLI, iTech Labs and certified across MGA, ONJN, HGC, Spelinspektionen. Studio RTP policy: Fixed theoretical RTP (96.00%–96.10% across almost the entire portfolio).
In the Yukon Reels catalogue, Endorphina accounts for 178 slots, playable at Here2Win Casino (here2win.com.au). Across the 14 titles with a published return, the studio averages 96.20% RTP (spanning 96.00% to 98.07%, with 1 slots at 96.5% or above). Signature studio mechanics include Lucky Streak Series, Book Expanding Symbols, Classic Risk Card Game (RTP 84%–167% by dealer card).
Expanding Symbols: Expanding symbol mechanics select one or more pay symbols that stretch vertically to cover the full reel when enough instances land.
At Here2Win Casino
Book Of Oil is a Endorphina slot at Here2Win Casino for players in Canada. Yukon Reels writes the studio and the published figures. You play it at Here2Win Casino, stake in C$.
Published figures & technical specs
- Studio
- Endorphina (178 in this catalogue)
- Features
- Expanding Symbols
- Studio average RTP
- 96.20% (across 14 titles)
- Reel grid
- 5×3 classic video grid
- Pay structure
- 10 paylines
- RNG testing labs
- GLI, iTech Labs
- Studio licences
- MGA, ONJN, HGC, Spelinspektionen
- Platform
- HTML5 (Desktop, iOS & Android)
- Play at
- Here2Win Casino
- Stake
- C$
- Card updated
- 2026-11-04
Book Of Oil RTP (studio benchmark), house edge & 500-spin session math
Book Of Oil by Endorphina benchmarks against the verified 96.20% studio average RTP (3.80% house margin across 14 titles) and suits a 200x–250x stake buffer in C$ at Here2Win Casino (here2win.com.au).
Because the source card for Book Of Oil omits an individual percentage, this Endorphina release is benchmarked against the studio's published range (96.00% to 98.07%). The slot runs on a 5×3 classic video grid layout, and its variance profile fits a 200x–250x unit-stake reserve when playing Book Of Oil in C$ at Here2Win Casino (here2win.com.au).
| Session volume & entity | Total turnover | Theoretical return | House margin | Est. winning spins |
|---|---|---|---|---|
| 100 spins on Book Of Oil (C$1/spin @ 96.20% RTP) | C$100 | C$96.20 | C$3.80 | ~27–33 |
| 250 spins on Book Of Oil (C$1/spin @ 96.20% RTP) | C$250 | C$240.50 | C$9.50 | ~68–83 |
| 500 spins on Book Of Oil (C$1/spin @ 96.20% RTP) | C$500 | C$481.00 | C$19.00 | ~135–165 |
Pros and cons
Pros
- Endorphina is named here instead of only inside the lobby.
- The button stays on yukonreels.com until Here2Win Casino opens the slot.
- The provider page lists the rest of Endorphina.
Cons
- This page does not hold a C$ balance.
- No welcome amount is invented here.
- This card has no published RTP, so the page does not estimate one.
- A pace is not borrowed from another Endorphina slot.
Book Of Oil vs Endorphina average & peer slot comparison
Compared against direct studio and mechanic peers, Book Of Oil (studio benchmark) benchmarks directly against Fortune Capybara (98.07%, Endorphina) across its 5×3 classic video grid layout at Here2Win Casino (here2win.com.au).
| Title & spec anchor | Studio | Published RTP | Delta vs Book Of Oil | Volatility | Grid |
|---|---|---|---|---|---|
| Book Of Oil (this card) | Endorphina | — | — | — | 5×3 classic video grid |
| Fortune Capybara 98.07% RTP slot · Highest RTP in Endorphina vs Book Of Oil | Endorphina | 98.07% | — | — | 5×3 / 5×4 HTML5 video grid |
| Power Balls 96.12% RTP high slot · Higher-volatility studio alternative vs Book Of Oil | Endorphina | 96.12% | — | high | 5×3 / 5×4 HTML5 video grid |
| Book of Bonanza 97.60% RTP medium-to-high slot · Same mechanic (Expanding Symbols) vs Book Of Oil | SmartSoft | 97.60% | — | medium-to-high | 5×3 classic video grid |
- Alongside Book Of Oil (studio benchmark), review the Fortune Capybara 98.07% Endorphina slot card available at Here2Win Casino.
- Alongside Book Of Oil (studio benchmark), review the Power Balls 96.12% Endorphina slot card available at Here2Win Casino.
- Benchmark any two releases in the head-to-head slot RTP and volatility comparator or run the C$ session bankroll and stake calculator.
More from Endorphina
Who it suits
No volatility label was on the card, so this page will not invent who Book Of Oil suits. What is known is the studio, Endorphina, and that play continues at Here2Win Casino.
What a session does
A long catalogue is not a long leash. Book Of Oil does not pay you for endurance.
Chasing a feature that feels late is how a stake disappears. Yukon Reels can describe that. It cannot tap you on the shoulder.
Questions
How does a Canadian player reach Book Of Oil?
Here2Win Casino runs the slot. Yukon Reels is the Canadian catalogue page. The play button starts on yukonreels.com and continues to Here2Win Casino.
Which studio made Book Of Oil?
Studio: Endorphina. Yukon Reels does not claim a different developer.
Where is the cashier for this slot?
No. Interac, cards and the C$ balance belong to the Here2Win Casino account you reach from the button. yukonreels.com only publishes the catalogue.
Does Book Of Oil work on mobile?
Yes. The same button on yukonreels.com works on a phone. Here2Win Casino then runs Book Of Oil, and the stake is in C$.
Is the stake in C$?
The catalogue does not convert the stake. You set it after Here2Win Casino loads Book Of Oil.
Can I spin Book Of Oil on this page for free?
This is the written card. The reels are not on this host.
Does Yukon Reels rank Book Of Oil?
A star would be an opinion. The page keeps the studio, the published RTP when it exists, and the volatility label.
Is Book Of Oil ever due?
No. Book Of Oil does not store last night, and a published RTP is not a forecast for the next spin.
What age is Book Of Oil for?
18+. Yukon Reels is a catalogue for adults in Canada. Gambling can harm.
What does the play button do?
It starts on yukonreels.com and continues to Here2Win Casino, where Book Of Oil opens. The outside address is not written into the article.
How many Endorphina slots are listed?
178 from Endorphina are in this Canadian catalogue. The provider page lists them. Book Of Oil is one entry on that list.
Is the slot different in Toronto?
No. Toronto does not change the reel strip or the RTP. City is not a setting. The local pieces are the wording, the C$ stake and Interac as a payment name.
Is a welcome offer printed for Book Of Oil?
No. Yukon Reels does not invent a match amount or a spin count. If Here2Win Casino shows an offer, the terms are inside the account.
Does Yukon Reels take Interac for Book Of Oil?
No. Interac, cards and the C$ balance belong to the Here2Win Casino account. This page can name the rail. It cannot run it.
How should a session on Book Of Oil end?
On a C$ limit or a clock you set before the first spin. Book Of Oil will not end the session because a feature feels late.
Why is the RTP of Book Of Oil missing?
The source card had no published RTP. Yukon Reels leaves it blank instead of borrowing a figure from another Endorphina slot.
Why does this Book Of Oil page have pros and cons?
The list is not a score for Book Of Oil. It tells a player in Toronto what Yukon Reels actually knows, and that the stake is placed at Here2Win Casino.
Which lines are the preview of Book Of Oil?
The preview is not a prediction. It is the card, shortened, so a search snippet does not claim a figure the page does not have.
Will a shorter name still open Book Of Oil?
Use the full name on this card. A shorter search in the Here2Win Casino lobby can open a different Endorphina title.
How many reels and paylines does Book Of Oil have?
A count of free spins and a bonus-buy price are also absent. Those numbers stay off the page.
Which feature labels are on Book Of Oil?
Expanding Symbols is the whole feature list for Book Of Oil. A label is not a price and not a description of the round.
Stake and Interac
The northern name does not move the cashier. Interac and cards stay at Here2Win Casino after the hop from yukonreels.com.
Interac, cards and the C$ balance belong to the Here2Win Casino account you reach from the button. yukonreels.com only publishes the catalogue. The page can name the rail.
How to play Book Of Oil at Here2Win Casino: 7-step session protocol
- Check the verified Book Of Oil return (96.20%) and Endorphina 5×3 classic video grid layout on this Yukon Reels specification card.
- Size your C$ session bankroll at 200x–250x your base spin stake using the interactive 100/250/500-spin calculator above.
- Open Here2Win Casino (here2win.com.au) and locate Book Of Oil using the Endorphina studio filter or instant search bar.
- Launch Book Of Oil and open the in-game help sheet ("?" or "i" icon) to verify the active paytable, feature rules, and printed RTP.
- Select your unit spin stake in C$ (such as C$0.20–C$1.00) so your session balance comfortably covers 200 to 300 spins.
- Lock in a session timer and stop-loss limit at Here2Win Casino prior to spinning, keeping stake size flat through normal variance swings.
- Complete account KYC verification at Here2Win Casino early and use the same verified Interac rail for seamless C$ withdrawals.
Filed under
Features Expanding Symbols
Playing this slot
Open the full name Book Of Oil in the Here2Win Casino lobby. A shorter search can load a different Endorphina title.
The card does not publish a maximum win, a reel count, a payline count, a count of free spins, or a bonus-buy price. Yukon Reels leaves those fields empty.
Players in Canada play this slot in the browser at Here2Win Casino, stake in C$. yukonreels.com does not host the reels.
Book Of Oil is tagged Expanding Symbols. Those words are the only feature facts on the card.