Here2Win Casino · Microgaming · Canada
The Boreal Slots page for Book of Oz Lock 'N Spin
Players in Canada can open the session page for Book of Oz Lock 'N Spin slot apart from this catalogue.
Boreal Slots lists Book of Oz Lock 'N Spin as the Microgaming slot for players in Canada who continue at Here2Win Casino. Volatility on the card is high-volatility, and the published RTP is 96.60%. A night in Ottawa can finish nowhere near that percentage, because RTP is not a session score.
Filed under
Categories Video Slots
Themes Book
Features Expanding Symbols Respins
Published figures & technical specs
- Studio
- Microgaming (739 in this catalogue)
- Published RTP
- 96.60%
- RTP band
- 96.5% and above
- Volatility
- high
- Features
- Expanding Symbols and Respins
- House edge
- 3.40%
- Vs studio avg RTP
- +0.75% vs 95.85% avg (#60/640)
- Reel grid
- 5×3 classic video grid
- Pay structure
- 10 paylines
- RNG testing labs
- eCOGRA (co-founder), GLI
- Studio licences
- MGA, UKGC, AGCO (Ontario)
- Platform
- HTML5 (Desktop, iOS & Android)
- Play at
- Here2Win Casino
- Stake
- C$
- Card updated
- 2026-11-04
Book of Oz Lock 'N Spin RTP (96.60%), house edge & 500-spin session math
Book of Oz Lock 'N Spin by Microgaming returns a published 96.60% RTP (3.40% house edge) across a 5×3 classic video grid layout and calls for a 250x–350x bankroll buffer in C$ at Here2Win Casino (here2win.com.au).
This Microgaming release stands at +0.75 percentage points against the 95.85% studio average across 640 RTP-published titles (rank #60 of 640). The high-volatility slot lands a winning combination roughly once every 3.3 spins (30.1% hit frequency). Its 96.60% return profile pairs best with a 250x–350x stake reserve over 250 to 500 spins. Players launch Book of Oz Lock 'N Spin in C$ at Here2Win Casino (here2win.com.au) with full HTML5 desktop and mobile parity.
| Session volume & entity | Total turnover | Theoretical return | House margin | Est. winning spins |
|---|---|---|---|---|
| 100 spins on Book of Oz Lock 'N Spin (C$1/spin @ 96.60% RTP) | C$100 | C$96.60 | C$3.40 | ~30 (30.1%) |
| 250 spins on Book of Oz Lock 'N Spin (C$1/spin @ 96.60% RTP) | C$250 | C$241.50 | C$8.50 | ~75 (30.1%) |
| 500 spins on Book of Oz Lock 'N Spin (C$1/spin @ 96.60% RTP) | C$500 | C$483.00 | C$17.00 | ~151 (30.1%) |
Pros and cons
Pros
- Microgaming is named here instead of only inside the lobby.
- The stake for players in Canada is in C$.
- Published RTP is 96.60%, printed rather than rounded.
- You can read the high-volatility pace before you choose a stake.
Cons
- This page does not hold a C$ balance.
- Any offer is shown inside Here2Win Casino with its own terms.
- How often a spin returns something is unpublished here.
- A high-volatility slot moves the balance in lumps.
At Here2Win Casino
Here2Win Casino is the brand on this card. 739 other Microgaming slots sit on the provider page, and each of them opens at Here2Win Casino too.
Boreal Slots files this card on the high volatility list.
What this slot is
Boreal Slots writes Book of Oz Lock 'N Spin without the hard sell. It is a Microgaming slot on the Canadian list, played at Here2Win Casino, stake in C$.
Book of Oz Lock 'N Spin has no memory of your last session. One evening is not that sample. Close the game when the time you picked is up.
Boreal Slots keeps Book of Oz Lock 'N Spin on a Canadian host so the wording stays in Canadian English: slot, player, C$. The Australian catalogues use their own wording on purpose. Same brand on the button, Here2Win Casino, different page.
Open the studio list for 108 Heroes. 10000 Wishes VF is there too, still under Microgaming.
Stake and Interac
If Interac is the rail you use, you use it at Here2Win Casino. Boreal Slots only says so, in Canadian English.
That question is answered at Here2Win Casino, not here. The button is the whole handoff.
Book of Oz Lock 'N Spin technical specs, Microgaming RNG audit & myth-busting rules
Book of Oz Lock 'N Spin is engineered by Microgaming on a 5×3 classic video grid (10 paylines) architecture with independent RNG certification from eCOGRA (co-founder), GLI under MGA, UKGC, AGCO (Ontario) regulatory frameworks.
Microgaming (Games Global / Apricot Investments) is an iGaming studio founded in 1994 and headquartered in Isle of Man. Its random number generators (RNG) and math sheets are audited by eCOGRA (co-founder), GLI and certified across MGA, UKGC, AGCO (Ontario). Studio RTP policy: Fixed and multi-tier RTP profiles depending on partner studio release.
In the Boreal Slots catalogue, Microgaming accounts for 739 slots, playable at Here2Win Casino (here2win.com.au). Across the 640 titles with a published return, the studio averages 95.85% RTP (spanning 92.00% to 97.53%, with 90 slots at 96.5% or above). Signature studio mechanics include 243 Ways to Win, Rolling Reels, Link & Win, Progressive Jackpot Networks.
Expanding Symbols: Expanding symbol mechanics select one or more pay symbols that stretch vertically to cover the full reel when enough instances land.
Respins: Respin mechanics re-spin selected reels or the bonus board without drawing an additional base stake from the balance.
Book of Oz Lock 'N Spin vs Microgaming average & peer slot comparison
Compared against direct studio and mechanic peers, Book of Oz Lock 'N Spin (96.60%) benchmarks directly against Mega Money Rush (97.53%, Microgaming) across its 5×3 classic video grid layout at Here2Win Casino (here2win.com.au).
| Title & spec anchor | Studio | Published RTP | Delta vs Book of Oz Lock 'N Spin | Volatility | Grid |
|---|---|---|---|---|---|
| Book of Oz Lock 'N Spin (this card) | Microgaming | 96.60% | — | high | 5×3 classic video grid |
| Mega Money Rush 97.53% RTP slot · Highest RTP in Microgaming vs Book of Oz Lock 'N Spin | Microgaming | 97.53% | +0.93% | — | 5×3 / 5×4 HTML5 video grid |
| Retro Reels 97.50% RTP low slot · Lower-volatility studio alternative vs Book of Oz Lock 'N Spin | Microgaming | 97.50% | +0.90% | low | 5×3 / 5×4 HTML5 video grid |
| Book of Bonanza 97.60% RTP medium-to-high slot · Same mechanic (Expanding Symbols) vs Book of Oz Lock 'N Spin | SmartSoft | 97.60% | +1.00% | medium-to-high | 5×3 classic video grid |
| Mystery Garden 97.00% RTP medium slot · Same theme (Book) vs Book of Oz Lock 'N Spin | BGaming | 97.00% | +0.40% | medium | 5×3 / 5×4 HTML5 video grid |
- To compare house edge and session bankroll at Here2Win Casino, open the Book of Oz Lock 'N Spin (96.60%) vs The Slotfather Book of Wins (96.60%) RTP comparison.
- To compare house edge and session bankroll at Here2Win Casino, open the Book Of Kingdoms (96.69%) vs Book of Oz Lock 'N Spin (96.60%) RTP comparison.
- Browse all 600+ pairings in the head-to-head slot RTP comparison hub or size your stake in the 500-spin session bankroll calculator.
More from Microgaming
Questions
Can players in Canada open Book of Oz Lock 'N Spin at Here2Win Casino?
If you are in Canada, use the button on this page. Book of Oz Lock 'N Spin opens at Here2Win Casino, and the stake is in C$ there.
What RTP does Book of Oz Lock 'N Spin publish?
Boreal Slots prints 96.60% because the card includes it. The catalogue does not massage the figure for Canada.
Will Book of Oz Lock 'N Spin swing hard?
The label is high-volatility. A high-volatility slot moves the C$ balance in bursts. Stake size is the practical control.
Who is the provider of Book of Oz Lock 'N Spin?
Studio: Microgaming. Boreal Slots does not claim a different developer.
Does Boreal Slots process Interac?
No. Interac, cards and the C$ balance belong to the Here2Win Casino account you reach from the button. borealslots.com only publishes the catalogue.
Does Book of Oz Lock 'N Spin work on mobile?
Yes. The same button on borealslots.com works on a phone. Here2Win Casino then runs Book of Oz Lock 'N Spin, and the stake is in C$.
What currency is used for Book of Oz Lock 'N Spin?
Yes, C$ at Here2Win Casino for players in Canada. This page does not print a minimum stake. That number is inside the game.
Is a demo of Book of Oz Lock 'N Spin embedded here?
No. Boreal Slots does not run a demo. The button continues to Here2Win Casino, and any practice mode would be there, not on borealslots.com.
Why does Book of Oz Lock 'N Spin have no star rating?
Book of Oz Lock 'N Spin is not scored against the rest of the Canadian list.
Does the slot remember my last session?
One evening in Ottawa is not the sample behind the RTP. Do not play as if a feature is late.
What age is Book of Oz Lock 'N Spin for?
18+. Boreal Slots is a catalogue for adults in Canada. Gambling can harm.
What does the play button do?
It starts on borealslots.com and continues to Here2Win Casino, where Book of Oz Lock 'N Spin opens. The outside address is not written into the article.
How many Microgaming slots are listed?
739 from Microgaming are in this Canadian catalogue. The provider page lists them. Book of Oz Lock 'N Spin is one entry on that list.
Is the slot different in Ottawa?
No. Ottawa 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 Oz Lock 'N Spin?
No. Boreal Slots does not invent a match amount or a spin count. If Here2Win Casino shows an offer, the terms are inside the account.
Does Boreal Slots take Interac for Book of Oz Lock 'N Spin?
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 Oz Lock 'N Spin end?
On a C$ limit or a clock you set before the first spin. Book of Oz Lock 'N Spin will not end the session because a feature feels late.
What is the pros and cons list on Book of Oz Lock 'N Spin?
It separates published facts from gaps. If the RTP is on the card, that is stated. If the hit rate is missing, the page says so instead of filling it in.
What should I read before opening Book of Oz Lock 'N Spin?
Read the short answer under the title and the fact list together. They should name Microgaming and, only when the card has it, the RTP. Pros and cons are that same split, written as lines.
How do I open the right Book of Oz Lock 'N Spin?
This page is only Book of Oz Lock 'N Spin. The play button follows that name, not a shorter guess.
How many reels and paylines does Book of Oz Lock 'N Spin have?
The card does not publish a maximum win, a reel count, or a payline count. Boreal Slots does not guess them.
Which feature labels are on Book of Oz Lock 'N Spin?
Expanding Symbols and Respins is the whole feature list for Book of Oz Lock 'N Spin. A label is not a price and not a description of the round.
Studio
Microgaming made Book of Oz Lock 'N Spin. No star rating is added on top. The figure, if the card has one, is the published RTP and nothing else.
What a session does
Keep the session smaller than the urge to continue. Book of Oz Lock 'N Spin will not remember that you were careful last time.
Pick a C$ limit before Here2Win Casino loads the reels. A longer catalogue does not make this slot kinder.
This card's theme is Book. Another slot with that tag is Book Of Easter.
Who it suits
A high-volatility slot moves a C$ balance in bursts. Players who want a shorter visit usually cut the stake. Book of Oz Lock 'N Spin will not smooth itself out.
How to play Book of Oz Lock 'N Spin at Here2Win Casino: 7-step session protocol
- Check the verified Book of Oz Lock 'N Spin return (96.60%) and Microgaming 5×3 classic video grid layout on this Boreal Slots specification card.
- Size your C$ 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 Oz Lock 'N Spin using the Microgaming studio filter or instant search bar.
- Launch Book of Oz Lock 'N Spin 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.
Playing this slot
Search the lobby for Book of Oz Lock 'N Spin, the full title on this card. This page is only the Book of Oz Lock 'N Spin 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. Boreal Slots leaves those fields empty.
Players in Canada play this slot in the browser at Here2Win Casino, stake in C$. borealslots.com does not host the reels.
Book of Oz Lock 'N Spin is tagged Expanding Symbols and Respins. Those words are the only feature facts on the card.