Here2Win Casino · Endorphina · New Zealand
Book Of Oil card on Fern Spins
Kiwi players can open the session page for Book Of Oil pokie apart from this catalogue.
For New Zealand, Fern Spins lists Book Of Oil as a Endorphina pokie opened at Here2Win Casino. Volatility on the card reads.
More from Endorphina
Book Of Oil vs Endorphina average & peer pokie 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.co.nz).
| 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 pokie · Highest RTP in Endorphina vs Book Of Oil | Endorphina | 98.07% | — | — | 5×3 / 5×4 HTML5 video grid |
| Power Balls 96.12% RTP high pokie · 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 pokie · 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 pokie card available at Here2Win Casino.
- Alongside Book Of Oil (studio benchmark), review the Power Balls 96.12% Endorphina pokie card available at Here2Win Casino.
- Benchmark any two releases in the head-to-head pokie RTP and volatility comparator or run the NZ$ session bankroll and stake calculator.
At Here2Win Casino
Book Of Oil is a Endorphina pokie at Here2Win Casino for New Zealand. Fern Spins records the figures. The game opens at Here2Win Casino, stake in NZ$.
Fern Spins leaves Cash Tank with the other Endorphina pokies.
Published figures & technical specs
- Studio
- Endorphina (178 in this catalogue)
- Features
- Expanding Symbols
- Studio average RTP
- 96.20% (across 14 titles)
- Reel grid
- 5×3 classic video grid
- Pay structure
- 10 paylines
- RNG testing labs
- GLI, iTech Labs
- Studio licences
- MGA, ONJN, HGC, Spelinspektionen
- Platform
- HTML5 (Desktop, iOS & Android)
- Play at
- Here2Win Casino
- Stake
- NZ$
- 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 NZ$ at Here2Win Casino (here2win.co.nz).
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 pokie 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 NZ$ at Here2Win Casino (here2win.co.nz).
| Session volume & entity | Total turnover | Theoretical return | House margin | Est. winning spins |
|---|---|---|---|---|
| 100 spins on Book Of Oil (NZ$1/spin @ 96.20% RTP) | NZ$100 | NZ$96.20 | NZ$3.80 | ~27–33 |
| 250 spins on Book Of Oil (NZ$1/spin @ 96.20% RTP) | NZ$250 | NZ$240.50 | NZ$9.50 | ~68–83 |
| 500 spins on Book Of Oil (NZ$1/spin @ 96.20% RTP) | NZ$500 | NZ$481.00 | NZ$19.00 | ~135–165 |
Pros and cons
Pros
- Endorphina is the studio on the card.
- The stake for Kiwi players is in NZ$.
- There are 178 Endorphina pokies in this catalogue.
Cons
- Fern Spins does not hold NZ$ and does not pay winners.
- No bonus number is made up on this page.
- The card did not include an RTP, so the page has no return figure.
- The gap is left in the fact list.
Studio
Endorphina is the studio on the card. 178 of their pokies are in this New Zealand catalogue. Each one hands off through fernspins.co.nz to Here2Win Casino.
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 Fern Spins catalogue, Endorphina accounts for 178 pokies, playable at Here2Win Casino (here2win.co.nz). Across the 14 titles with a published return, the studio averages 96.20% RTP (spanning 96.00% to 98.07%, with 1 pokies 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.
What this pokie is
Fern Spins keeps the New Zealand entry plain. Book Of Oil is from Endorphina. You play it at Here2Win Casino. The stake shows in NZ$.
Kiwi players open Book Of Oil at Here2Win Casino after reading it here. The studio is Endorphina. Wellington is not a setting inside the game.
The video group is where Fern Spins files this pokie for New Zealand. The provider page is the clean way to do that. Each of those pages repeats the handoff: this domain, then Here2Win Casino.
How to play Book Of Oil at Here2Win Casino: 7-step session protocol
- Check the verified Book Of Oil return (96.20%) and Endorphina 5×3 classic video grid layout on this Fern Spins specification card.
- Size your NZ$ session bankroll at 200x–250x your base spin stake using the interactive 100/250/500-spin calculator above.
- Open Here2Win Casino (here2win.co.nz) 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 NZ$ (such as NZ$0.20–NZ$1.00) so your session balance comfortably covers 200 to 300 spins.
- Lock in a session timer and stop-loss limit at Here2Win Casino prior to spinning, keeping stake size flat through normal variance swings.
- Complete account KYC verification at Here2Win Casino early and use the same verified POLi rail for seamless NZ$ withdrawals.
Questions
Can Kiwi players open Book Of Oil at Here2Win Casino?
Here2Win Casino plays it. Fern Spins is the New Zealand catalogue. The button leaves via fernspins.co.nz and opens Book Of Oil at Here2Win Casino, stake in NZ$.
Which studio is Book Of Oil from?
Endorphina. Other Endorphina pokies for New Zealand are grouped on the provider page.
Does this site take POLi?
NZ$ stays in the Here2Win Casino account. This domain does not open a cashier.
Can Kiwi players open Book Of Oil on a phone?
Fern Spins does not publish a separate app. Players in Wellington use the page, then the casino.
Is the stake in NZ$?
NZ$ at Here2Win Casino. This catalogue does not print a minimum, because that figure lives inside the game, not on the card.
Is there a demo of Book Of Oil on Fern Spins?
No. The page does not run the reels. The button opens Book Of Oil at Here2Win Casino. A practice mode, if the casino offers one, is there.
Why is Book Of Oil not scored?
Book Of Oil is not placed above or below the rest of the New Zealand list.
Does the pokie remember the last session?
Do not wait out a feature. The pokie is not running late.
Who is Book Of Oil for?
Adults, 18+. Fern Spins is a New Zealand catalogue. Gambling can harm, and the page is not a promise of winnings.
What happens when I press play on Book Of Oil?
fernspins.co.nz takes the click and Here2Win Casino opens the pokie. The partner address stays off the article.
How many Endorphina pokies are on this site?
178. They are grouped on the provider page. Book Of Oil is a single title in that group, played at Here2Win Casino.
Does Wellington change the pokie?
No. The same Book Of Oil card applies across New Zealand. City is not a reel setting. NZ$ and POLi are the local pieces, and both are settled at Here2Win Casino.
Is a bonus amount listed for Book Of Oil?
No amount is printed here. A welcome offer, if Here2Win Casino has one, is shown in the account with its own terms. Fern Spins will not guess the numbers.
Is Book Of Oil a pub pokie?
No. It is an online pokie from Endorphina, opened at Here2Win Casino. The page does not describe a machine in a venue.
How do I finish a session?
Decide the NZ$ limit before the reels move, then stop when it is reached. Book Of Oil will not tap you on the shoulder.
Why does Book Of Oil have no RTP?
The source card did not publish one. The gap stays empty. A figure is not copied from another pokie to make the page look finished.
What are the pros and cons on the Book Of Oil page?
So a Kiwi player can see the split. Published facts, such as the studio and any RTP, sit on one side. Gaps and limits sit on the other, including the fact that Fern Spins is not the cashier.
Is the text under the title the preview?
Yes. That short answer is the preview, and it should match the fact list: Endorphina, and only when you are on a card that has an RTP. Pros and cons come after, in plainer lines.
How do I open the right Book Of Oil?
This page is only Book Of Oil. The play button follows that name, not a shorter guess.
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.
What features does the Book Of Oil card list?
The labels are Expanding Symbols. They are names only. This page does not add a bonus amount, a free-spin count, or a jackpot figure.
How a session moves
Book Of Oil does not become likelier because the page is short. That is the whole note.
Decide the figure before the reels move. Book Of Oil will not settle up because a feature feels late.
Stake and POLi
Fern Spins takes no NZ$. POLi, if you use it, is at Here2Win Casino.
The NZ$ stake is chosen in the game at Here2Win Casino. Reading Fern Spins does not open a balance.
Who it suits
The card has no volatility mark. Fern Spins leaves that gap empty instead of guessing a fit for Book Of Oil. The session, if you open it, is at Here2Win Casino.
Filed under
Features Expanding Symbols
Playing this pokie
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. Fern Spins leaves those fields empty.
Kiwi players play this pokie in the browser at Here2Win Casino, stake in NZ$. No app is installed from Fern Spins.
Feature labels on this card: Expanding Symbols. A label is a name, not a price and not a description of the round.