Here2Win Casino · Octavian Gaming · New Zealand
Thunder Gems card on Mottle Fen
Kiwi players can open the session page for Thunder Gems pokie apart from this catalogue.
Mottle Fen lists Thunder Gems as a Octavian Gaming pokie for players in New Zealand, opened at Here2Win Casino. No RTP was on the source card, so this page does not borrow one from a similar game. The studio is the fact that is actually known.
What this pokie is
Mottle Fen writes the Thunder Gems entry for this host. Octavian Gaming made it. Here2Win Casino is where it is played. The stake shows as NZ$.
The video group is where Mottle Fen files this pokie for New Zealand. Open a neighbour from the same studio if you want a second title. Each of those pages repeats the handoff: this domain, then Here2Win Casino.
The preview under the title is there so a snippet and the page say the same thing. No extra RTP is slipped into that sentence.
Geronimo sits on the same Octavian Gaming page.
Studio
If the only question was who built Thunder Gems, the answer is Octavian Gaming. Here2Win Casino does not either.
Thunder Gems technical specs, Octavian Gaming RNG audit & myth-busting rules
Thunder Gems is engineered by Octavian Gaming on a 5×3 / 5×4 HTML5 video grid (Standard studio payline / ways structure) 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.
Octavian Gaming (Octavian 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, Octavian Gaming accounts for 78 pokies, playable at Here2Win Casino (here2win.com.au). Across the 10 titles with a published return, the studio averages 95.20% RTP (spanning 94.00% to 96.00%, with 0 pokies at 96.5% or above). Signature studio mechanics include HTML5 video slot math, mobile-first reel layouts, and bonus feature triggers.
At Here2Win Casino
Here2Win Casino is the casino named on this card. 78 other Octavian Gaming pokies are grouped with Thunder Gems, and they are played at Here2Win Casino.
Published figures & technical specs
- Studio
- Octavian Gaming (78 in this catalogue)
- Studio average RTP
- 95.20% (across 10 titles)
- Reel grid
- 5×3 / 5×4 HTML5 video grid
- Pay structure
- Standard studio payline / ways structure
- 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
Thunder Gems RTP (studio benchmark), house edge & 500-spin session math
Thunder Gems by Octavian Gaming benchmarks against the verified 95.20% studio average RTP (4.80% house margin across 10 titles) and suits a 150x–200x stake buffer in NZ$ at Here2Win Casino (here2win.com.au).
Because the source card for Thunder Gems omits an individual percentage, this Octavian Gaming release is benchmarked against the studio's published range (94.00% to 96.00%). The pokie runs on a 5×3 / 5×4 HTML5 video grid layout, and its variance profile fits a 150x–200x unit-stake reserve when playing Thunder Gems in NZ$ at Here2Win Casino (here2win.com.au).
| Session volume & entity | Total turnover | Theoretical return | House margin | Est. winning spins |
|---|---|---|---|---|
| 100 spins on Thunder Gems (NZ$1/spin @ 95.20% RTP) | NZ$100 | NZ$95.20 | NZ$4.80 | ~27–33 |
| 250 spins on Thunder Gems (NZ$1/spin @ 95.20% RTP) | NZ$250 | NZ$238.00 | NZ$12.00 | ~68–83 |
| 500 spins on Thunder Gems (NZ$1/spin @ 95.20% RTP) | NZ$500 | NZ$476.00 | NZ$24.00 | ~135–165 |
Pros and cons
Pros
- Octavian Gaming is the studio on the card.
- The button remains on mottlefen.org and hands the pokie to Here2Win Casino.
- The provider page is the rest of the studio.
Cons
- The account is at Here2Win Casino.
- If Here2Win Casino has an offer, its terms are shown there.
- The card did not include an RTP, so the page has no return figure.
- The gap is left in the fact list.
Thunder Gems vs Octavian Gaming average & peer pokie comparison
Compared against direct studio and mechanic peers, Thunder Gems (studio benchmark) benchmarks directly against Curse of the Dead (96.00%, Octavian Gaming) across its 5×3 / 5×4 HTML5 video grid layout at Here2Win Casino (here2win.com.au).
| Title & spec anchor | Studio | Published RTP | Delta vs Thunder Gems | Volatility | Grid |
|---|---|---|---|---|---|
| Thunder Gems (this card) | Octavian Gaming | — | — | — | 5×3 / 5×4 HTML5 video grid |
| Curse of the Dead 96.00% RTP medium pokie · Highest RTP in Octavian Gaming vs Thunder Gems | Octavian Gaming | 96.00% | — | medium | 5×3 / 5×4 HTML5 video grid |
| Crazy Rich Coins 95.02% RTP medium-to-high pokie · Higher-volatility studio alternative vs Thunder Gems | Octavian Gaming | 95.02% | — | medium-to-high | 5×3 / 5×4 HTML5 video grid |
- Alongside Thunder Gems (studio benchmark), review the Curse of the Dead 96.00% Octavian Gaming pokie card available at Here2Win Casino.
- Alongside Thunder Gems (studio benchmark), review the Crazy Rich Coins 95.02% Octavian Gaming pokie card available at Here2Win Casino.
- Benchmark any two releases in the head-to-head pokie RTP and volatility comparator or run the NZ$ session bankroll and stake calculator.
More from Octavian Gaming
Who it suits
The card has no volatility mark. Mottle Fen leaves that gap empty instead of guessing a fit for Thunder Gems. 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. Thunder Gems does not keep a score of how careful you were.
Decide the figure before the reels move. Thunder Gems will not settle up because a feature feels late.
Questions
Can Kiwi players open Thunder Gems at Here2Win Casino?
Here2Win Casino plays it. Mottle Fen is the New Zealand catalogue. The button leaves via mottlefen.org and opens Thunder Gems at Here2Win Casino, stake in NZ$.
Which studio is Thunder Gems from?
Octavian Gaming. Other Octavian Gaming pokies for New Zealand are grouped on the provider page.
Where do I deposit NZ$?
NZ$ stays in the Here2Win Casino account. This domain does not open a cashier.
Does Thunder Gems work on mobile in New Zealand?
Mottle Fen does not publish a separate app. Players in Queenstown 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.
Can I play Thunder Gems on this page?
The card is for reading. The session is not hosted on mottlefen.org.
Where is the rating for this pokie?
Thunder Gems is not placed above or below the rest of the New Zealand list.
Can Thunder Gems be due to pay?
No. Thunder Gems does not keep your last evening, in Queenstown or anywhere else. The RTP, when printed, is a long sample, not the next spin.
Who is Thunder Gems 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 Thunder Gems?
mottlefen.org takes the click and Here2Win Casino opens the pokie. The partner address stays off the article.
How many Octavian Gaming pokies are on this site?
78. They are grouped on the provider page. Thunder Gems is a single title in that group, played at Here2Win Casino.
Does Queenstown change the pokie?
No. The same Thunder Gems 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 Thunder Gems?
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 Thunder Gems a pub pokie?
No. It is an online pokie from Octavian 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. Thunder Gems will not tap you on the shoulder.
Why does Thunder Gems 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 Thunder Gems?
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 Thunder Gems?
Read it as a card, not as a tip for Queenstown. The pokie does not know the city, and the page does not pretend it does.
Will a shorter name still open Thunder Gems?
Use the full name on this card. A shorter search in the Here2Win Casino lobby can open a different Octavian Gaming title.
How many reels and paylines does Thunder Gems have?
A count of free spins and a bonus-buy price are also absent. Those numbers stay off the page.
Are the bonus features of Thunder Gems described here?
Nothing was tagged on Thunder Gems. A bonus round, a buy price, and a jackpot figure stay unwritten.
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 Thunder Gems at Here2Win Casino: 7-step session protocol
- Check the verified Thunder Gems return (95.20%) and Octavian Gaming 5×3 / 5×4 HTML5 video grid layout on this Mottle Fen specification card.
- Size your NZ$ session bankroll at 150x–200x your base spin stake using the interactive 100/250/500-spin calculator above.
- Open Here2Win Casino (here2win.com.au) and locate Thunder Gems using the Octavian Gaming studio filter or instant search bar.
- Launch Thunder Gems 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.
Playing this pokie
Search the lobby for Thunder Gems, the full title on this card. A shorter search can load a different Octavian Gaming 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. 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.
Mottle Fen found no feature tag on Thunder Gems. Nothing is invented to fill that gap.