Here2Win Casino · Spinomenal · Australia
Boomerang Pokies entry for Book of Champions
Australian punters can open the session page for Book of Champions pokie apart from this catalogue.
Boomerang Pokies files Book of Champions as a high-volatility pokie from Spinomenal for Australian punters who play at Here2Win Casino. The published RTP is 96.14%. Treat 96.14% as the studio figure, then set a stake you can walk away from.
What this pokie is
Boomerang Pokies sends you out and back: read Book of Champions here, play it at Here2Win Casino, return to the same URL if you want the figures again. The pokie itself does not boomerang a loss into a win.
A fair session on Book of Champions is a run of spins with a stake you picked, not a plan to clear a bonus. Here2Win Casino may show its own welcome offer inside the account. Read the offer there before you opt in.
Book of Champions is the Spinomenal pokie Boomerang Pokies writes up for punters who open it at Here2Win Casino. The card is the source of the figures.
From the same studio list, Book Of Irish Treasures is the nearer name and 1 Reel Shamrock is the one after it.
The studio behind it
If you only needed the maker, it is Spinomenal. Here2Win Casino does not rebadge the game. The provider page is the clean list.
Studio certification & mechanics
Spinomenal (Spinomenal Ltd) is an iGaming studio founded in 2014 and headquartered in Tel Aviv, Israel & Malta. Its random number generators (RNG) and math models are audited by BMM Testlabs, eCOGRA and certified across MGA, UKGC, ONJN, Spelinspektionen, HGC. Studio RTP policy: Configurable RTP tiers (96.00%–96.30% primary setting).
In the Boomerang Pokies catalogue, Spinomenal accounts for 719 pokies, playable at Here2Win Casino. Across the 106 titles with a published return, the studio averages 95.96% RTP (spanning 95.42% to 96.44%, with 0 pokies at 96.5% or above). Signature studio mechanics include Demi Gods Series, Synced Reels, Expanding Wilds, Buy Feature, Retro Reels.
Technical layout for Book of Champions: 5×3 classic video grid paired with 10 paylines, running natively in HTML5 across desktop, iOS, and Android browsers at Here2Win Casino.
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
Here2Win Casino is the casino on this card. Beside Book of Champions the provider page lists 719 other Spinomenal pokies, all played at Here2Win Casino.
Published figures & technical specs
- Studio
- Spinomenal (719 in this catalogue)
- Published RTP
- 96.14%
- RTP band
- 96% to 96.5%
- Volatility
- high
- Features
- Expanding Symbols
- House edge
- 3.86%
- Vs studio avg RTP
- +0.18% vs 95.96% avg (#25/106)
- Reel grid
- 5×3 classic video grid
- Pay structure
- 10 paylines
- RNG testing labs
- BMM Testlabs, eCOGRA
- Studio licences
- MGA, UKGC, ONJN, Spelinspektionen, HGC
- Platform
- HTML5 (Desktop, iOS & Android)
- Play at
- Here2Win Casino
- Stake
- A$
- Card updated
- 2026-10-29
Session math & RTP benchmark
At a published RTP of 96.14%, the theoretical house edge on Book of Champions is 3.86% over a long-run sample. Across 106 RTP-published Spinomenal titles in this catalogue, the studio average is 95.96%, placing Book of Champions at +0.18 percentage points (rank #25 of 106). Against the wider catalogue average of 95.80%, the delta is +0.34%. When sizing a session at Here2Win Casino in A$, keeping 250x–350x the unit stake covers normal variance swings.
| Session volume | Total turnover | Theoretical return | House margin | Est. winning spins |
|---|---|---|---|---|
| 100 spins (A$1/spin) | A$100 | A$96.14 | A$3.86 | ~21–26 |
| 250 spins (A$1/spin) | A$250 | A$240.35 | A$9.65 | ~53–65 |
| 500 spins (A$1/spin) | A$500 | A$480.70 | A$19.30 | ~105–130 |
Pros and cons
Pros
- The studio is named: Spinomenal.
- The play button stays on boomerangpokies.com and then opens Here2Win Casino.
- Published RTP is printed as 96.14%.
- You can see the high-volatility pace before you stake.
Cons
- Boomerang Pokies does not pay a win and does not take a deposit.
- No bonus figure is printed. Any offer sits inside Here2Win Casino and can change.
- How often a spin returns something is not on this card.
- A high-volatility pokie moves the balance in lumps.
How this pokie compares
| Title | Studio | Published RTP | RTP delta | Volatility | Grid |
|---|---|---|---|---|---|
| Book of Champions (this card) | Spinomenal | 96.14% | — | high | 5×3 classic video grid |
| Luxury Club · Highest RTP in Spinomenal | Spinomenal | 96.44% | +0.30% | medium-to-high | 5×3 / 5×4 HTML5 video grid |
| Fruity Summer · Lower-volatility studio alternative | Spinomenal | 96.43% | +0.29% | medium | 5×3 / 5×4 HTML5 video grid |
| Book of Bonanza · Same mechanic (Expanding Symbols) | SmartSoft | 97.60% | +1.46% | medium-to-high | 5×3 classic video grid |
Explore head-to-head comparisons → · Session bankroll calculator →
More from Spinomenal
Who it suits
A high-volatility pokie suits a short session with a small A$ stake. The balance tends to move in lumps, so Book of Champions is a poor place to try to win a loss back.
Boomerang Pokies files this card on the high volatility list.
How a session behaves
The return trip is just another session. Keep the A$ stake where you left the rule.
A normal session on Book of Champions is a run of spins you can afford to lose, not a plan to clear a welcome offer. Any match lives inside the Here2Win Casino account.
Questions
Does Here2Win Casino list Book of Champions for Australian punters?
Yes. Boomerang Pokies links Book of Champions to Here2Win Casino for Australian players. The button on this page stays on boomerangpokies.com and then opens the pokie at Here2Win Casino.
What is the RTP of Book of Champions?
The published RTP of Book of Champions is 96.14%. That is a long-run studio figure. A single session in Adelaide can finish far from it.
What does the volatility label on Book of Champions mean?
Book of Champions is marked high-volatility. On a high-volatility pokie the balance usually moves in lumps, so the stake in A$ matters more than the theme.
What provider is behind Book of Champions?
Spinomenal is the studio named on the Book of Champions card. Boomerang Pokies groups the rest of that studio on the provider page.
Does Boomerang Pokies take the stake?
You are reading a catalogue page. Deposits, PayID and the spin itself belong to the Here2Win Casino account, not to boomerangpokies.com.
Does Book of Champions work on mobile in Australia?
Yes. The play button on boomerangpokies.com is the same on a phone as on a desktop. The session then runs at Here2Win Casino, and the stake is still in A$.
What currency is the stake on Book of Champions?
At Here2Win Casino the stake for Australian players is in A$. Boomerang Pokies does not convert it and does not print a minimum, because the minimum is set inside the game.
Is there a demo of Book of Champions on this page?
No. Boomerang Pokies does not embed a demo of Book of Champions. The button opens the pokie at Here2Win Casino. Any practice mode, if one exists, is inside that account, not on boomerangpokies.com.
Does Boomerang Pokies score Book of Champions?
No score is printed on purpose. A star would be a house opinion. The page sticks to the studio, the published RTP when the card has one, and the volatility label.
Does Book of Champions remember my last session?
Nothing on this page is a timer for a feature. If the last session went badly, the next one does not owe you the difference.
Is Book of Champions an 18+ game?
The page is written for adults in Australia. Gambling can harm. Stop when the session stops being a choice.
What does the play button actually do?
The click stays on boomerangpokies.com first, then opens Book of Champions at Here2Win Casino. The partner address is not printed in the article.
How many Spinomenal pokies are in this catalogue?
Boomerang Pokies lists 719 pokies from Spinomenal for Australia. Book of Champions is one of them. The provider page holds the rest.
Does it matter that I am in Adelaide?
No. Adelaide is named because readers are there. It is not a setting inside Book of Champions, and it does not change the RTP.
Will I see a bonus figure for Book of Champions here?
Boomerang Pokies will not print a match amount or a spin count for Book of Champions. Those terms belong to the casino, and they change.
Is this the same machine I would find in a club?
The page describes the online title from Spinomenal. It does not claim a venue in Adelaide.
How do I stop a session on Book of Champions?
Set an A$ limit and a clock before the first spin, then close the game when either one is reached. Book of Champions will not close itself.
Why does Book of Champions have a pros and cons list?
It splits what the card publishes from what Boomerang Pokies refuses to invent. A printed RTP is listed because it is a source figure. A missing hit rate is named as a limit, not filled in.
What should I read before I open Book of Champions?
Start with the short answer under the title, then the fact list. Both should agree: studio Spinomenal, and RTP only when the card has one. The pros and cons repeat that split in plain lines.
How do I open the right Book of Champions?
Use the full name on this card. A shorter search in the Here2Win Casino lobby can open a different Spinomenal title.
How many reels and paylines does Book of Champions 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 Champions?
Expanding Symbols is the whole feature list for Book of Champions. A label is not a price and not a description of the round.
Stake and the cashier
Leaving for Here2Win Casino is the payment step. Boomerang Pokies does not hold a POLi or PayID balance in between.
The rails are handled after you reach Here2Win Casino. boomerangpokies.com does not take the deposit. The button only hands the session across.
How you open it
- Open Book of Champions from the play button. The click stays on boomerangpokies.com, then Here2Win Casino loads the pokie.
- Set the stake in A$ before the reels move. A smaller stake just makes a high-volatility pokie last longer.
- Stop on a clock you set in Adelaide, not when the pokie 'looks due'.
Filed under
Features Expanding Symbols
Playing this pokie
Search the lobby for Book of Champions, the full title on this card. This page is only the Book of Champions 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. Boomerang Pokies leaves those fields empty.
Australian punters play this pokie in the browser at Here2Win Casino, stake in A$. boomerangpokies.com does not host the reels.
Feature labels on this card: Expanding Symbols. A label is a name, not a price and not a description of the round.