Here2Win Casino · Retro Gaming · New Zealand
Book of Ruby for New Zealand, Mottle Fen
Kiwi players can open the session page for Book of Ruby pokie apart from this catalogue.
Across New Zealand, Mottle Fen is the catalogue page for Book of Ruby. Here2Win Casino is where the pokie runs. The card has no published RTP.
What this pokie is
Mottle Fen writes the Book of Ruby entry for this host. Retro Gaming made it. Here2Win Casino is where it is played. The stake shows as NZ$.
Kiwi players open Book of Ruby at Here2Win Casino after reading it here. The stake is in NZ$. Auckland is not a setting inside the game.
The preview under the title is there so a snippet and the page say the same thing. If the list above has a gap, the preview keeps the gap.
Studio
If the only question was who built Book of Ruby, the answer is Retro Gaming. Here2Win Casino does not either.
Retro Gaming printed this card, and Irish Cheers is another of theirs in the catalogue.
Book of Ruby technical specs, Retro Gaming RNG audit & myth-busting rules
Book of Ruby is engineered by Retro Gaming on a 5×3 classic video grid (10 paylines) architecture with independent RNG certification from Independent RNG & math verification (GLI / iTech Labs / BMM Testlabs standards) under Certified RNG for regulated international casino markets regulatory frameworks.
Retro Gaming (Retro Gaming Studio) is an iGaming studio headquartered in International iGaming Studio. Its random number generators (RNG) and math sheets are audited by Independent RNG & math verification (GLI / iTech Labs / BMM Testlabs standards) and certified across Certified RNG for regulated international casino markets. Studio RTP policy: Published per-title theoretical RTP where provided on the studio sheet.
In the Mottle Fen catalogue, Retro Gaming accounts for 109 pokies, playable at Here2Win Casino (here2win.com.au). Across the 1 titles with a published return, the studio averages 96.10% RTP (spanning 96.10% to 96.10%, with 0 pokies at 96.5% or above). Signature studio mechanics include HTML5 video slot math, mobile-first reel layouts, and bonus feature triggers.
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 Ruby is a Retro Gaming pokie at Here2Win Casino for New Zealand. Mottle Fen records the figures. The game opens at Here2Win Casino, stake in NZ$.
Published figures & technical specs
- Studio
- Retro Gaming (109 in this catalogue)
- Features
- Expanding Symbols
- Studio average RTP
- 96.10% (across 1 titles)
- Reel grid
- 5×3 classic video grid
- Pay structure
- 10 paylines
- RNG testing labs
- Independent RNG & math verification (GLI / iTech Labs / BMM Testlabs standards)
- Studio licences
- Certified RNG for regulated international casino markets
- Platform
- HTML5 (Desktop, iOS & Android)
- Play at
- Here2Win Casino
- Stake
- NZ$
- Card updated
- 2026-11-04
Book of Ruby RTP (studio benchmark), house edge & 500-spin session math
Book of Ruby by Retro Gaming benchmarks against the verified 96.10% studio average RTP (3.90% house margin across 1 titles) and suits a 250x–350x stake buffer in NZ$ at Here2Win Casino (here2win.com.au).
Book of Ruby does not carry a standalone RTP on its source sheet, so Mottle Fen cites the verified studio distribution instead of guessing. The pokie runs on a 5×3 classic video grid layout, and its variance profile fits a 250x–350x unit-stake reserve when playing Book of Ruby in NZ$ at Here2Win Casino (here2win.com.au).
| Session volume & entity | Total turnover | Theoretical return | House margin | Est. winning spins |
|---|---|---|---|---|
| 100 spins on Book of Ruby (NZ$1/spin @ 96.10% RTP) | NZ$100 | NZ$96.10 | NZ$3.90 | ~21–26 |
| 250 spins on Book of Ruby (NZ$1/spin @ 96.10% RTP) | NZ$250 | NZ$240.25 | NZ$9.75 | ~53–65 |
| 500 spins on Book of Ruby (NZ$1/spin @ 96.10% RTP) | NZ$500 | NZ$480.50 | NZ$19.50 | ~105–130 |
Pros and cons
Pros
- You do not have to open the lobby to see who made Book of Ruby.
- The button remains on mottlefen.org and hands the pokie to Here2Win Casino.
- There are 109 Retro Gaming pokies in this catalogue.
Cons
- Mottle Fen does not hold NZ$ 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.
Book of Ruby vs Retro Gaming average & peer pokie comparison
Compared against direct studio and mechanic peers, Book of Ruby (studio benchmark) benchmarks directly against Fortune of the Scarab 2 (96.10%, Retro Gaming) across its 5×3 classic video grid layout at Here2Win Casino (here2win.com.au).
| Title & spec anchor | Studio | Published RTP | Delta vs Book of Ruby | Volatility | Grid |
|---|---|---|---|---|---|
| Book of Ruby (this card) | Retro Gaming | — | — | — | 5×3 classic video grid |
| Fortune of the Scarab 2 96.10% RTP high pokie · Highest RTP in Retro Gaming vs Book of Ruby | Retro Gaming | 96.10% | — | 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 Ruby | SmartSoft | 97.60% | — | medium-to-high | 5×3 classic video grid |
- Alongside Book of Ruby (studio benchmark), review the Fortune of the Scarab 2 96.10% Retro Gaming pokie card available at Here2Win Casino.
- Alongside Book of Ruby (studio benchmark), review the Book of Bonanza 97.60% SmartSoft 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.
More from Retro Gaming
Who it suits
The card has no volatility mark. Mottle Fen leaves that gap empty instead of guessing a fit for Book of Ruby. The session, if you open it, is at Here2Win Casino.
How a session moves
Mottle Fen will not tell you the next outcome is due. Book of Ruby does not keep a score of how careful you were.
It is not a plan to clear an offer. Any welcome lives inside Here2Win Casino, and Mottle Fen does not invent the terms.
Questions
Does Mottle Fen play the pokie itself?
Yes, Book of Ruby is on this New Zealand list. The session is not hosted on mottlefen.org.
Who built this pokie?
The studio on the card is Retro Gaming. Mottle Fen does not swap in a different name.
Where do I deposit NZ$?
Deposit at Here2Win Casino after the button. POLi can be offered there. Mottle Fen only names it so the page is clearly the New Zealand catalogue.
Can Kiwi players open Book of Ruby on a phone?
Yes. The button on mottlefen.org is the same on a phone. Here2Win Casino loads the pokie, and the stake is in NZ$.
What currency is Book of Ruby staked in?
You set the NZ$ stake after the handoff. mottlefen.org never holds it.
Can I play Book of Ruby on this page?
The card is for reading. The session is not hosted on mottlefen.org.
Why is Book of Ruby not scored?
There is no rating. A score would be an opinion Mottle Fen refuses to invent. The useful lines are the studio, the RTP when it exists, and the volatility.
Does the pokie remember the last session?
Do not wait out a feature. The pokie is not running late.
Who is Book of Ruby for?
Adults, 18+. Mottle Fen 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 Ruby?
mottlefen.org takes the click and Here2Win Casino opens the pokie. The partner address stays off the article.
How many Retro Gaming pokies are on this site?
109. They are grouped on the provider page. Book of Ruby is a single title in that group, played at Here2Win Casino.
Does Auckland change the pokie?
No. The same Book of Ruby 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 Ruby?
No amount is printed here. A welcome offer, if Here2Win Casino has one, is shown in the account with its own terms. Mottle Fen will not guess the numbers.
Is Book of Ruby a pub pokie?
No. It is an online pokie from Retro Gaming, 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 Ruby will not tap you on the shoulder.
Why does Book of Ruby 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.
Why list pros and cons for Book of Ruby?
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 Mottle Fen is not the cashier.
What do I read first on Book of Ruby?
Yes. That short answer is the preview, and it should match the fact list: Retro Gaming, 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 Ruby?
This page is only Book of Ruby. The play button follows that name, not a shorter guess.
What is the maximum win on Book of Ruby?
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 Ruby?
Expanding Symbols is the whole feature list for Book of Ruby. Those words are not a price and not a description of the round.
Stake and POLi
The NZ$ movement, POLi included, happens at Here2Win Casino. This page only names it.
POLi and the other rails people in New Zealand already use are handled inside the Here2Win Casino account. mottlefen.org never asks for them. The page can name POLi.
How to play Book of Ruby at Here2Win Casino: 7-step session protocol
- Check the verified Book of Ruby return (96.10%) and Retro Gaming 5×3 classic video grid layout on this Mottle Fen specification card.
- Size your NZ$ session bankroll at 250x–350x your base spin stake using the interactive 100/250/500-spin calculator above.
- Open Here2Win Casino (here2win.com.au) and locate Book of Ruby using the Retro Gaming studio filter or instant search bar.
- Launch Book of Ruby 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.
Filed under
Features Expanding Symbols
Playing this pokie
Open the full name Book of Ruby in the Here2Win Casino lobby. This page is only the Book of Ruby card.
The card does not publish a maximum win, a reel count, a payline count, a count of free spins, or a bonus-buy price. Mottle Fen leaves those fields empty.
Kiwi players play this pokie in the browser at Here2Win Casino, stake in NZ$. mottlefen.org does not host the reels.
Book of Ruby is tagged Expanding Symbols. Those words are the only feature facts on the card.