Onyx Slots Review
Last updated:
Onyx Slots we do currenlty not recommend this platform:
Website Overview
Sovereign Place, 117 Main Street, Gibraltar, GX11 1AA, Gibraltar
2023
Games Overview
- Slots
- Live Casino
- Slingo
-
Roulette
-
Netent
-
Play'n GO
-
Pragmatic Play
-
Microgaming
-
Red tiger
-
Irondog
-
Foxium
Payment Overview
-
visa
-
Mastercard
-
trustly
-
PayPal
-
Interac
Bonus Overview
AU Players Not Accepted
- no wager bonus
$10
Responsible Gambling
Know Your Customer: Available
Onyx Slots is an Aussie online casino that lets players wager on Slots, Live Casino, Slingo and Roulette.
It features well-known software providers, such as Netent, Play'n GO, Pragmatic Play, Microgaming, Red tiger, Irondog and Foxium, which are among the most popular providers listed at new casino sites in Australia.
Bonuses and Promotions
Onyx Slots rewards new players with a casino bonus where players will need to create a new account, or for current player to claim on selected days.
Current promotion running at this casino for September 2025 includes:
Onyx Slots
Bonus: AU Players Not Accepted
Promotions: no wager bonus
: UKGC
Minimum Deposit: $10
Onyx Slots Terms and Conditions: New Customers Only. $/€/£10 Min. Deposit and Wager. 20 Free Spins will be allocated for each of your first 5 deposits of $/€/£10 or more. Bonus valid 48 hours from receipt. Max conversion: $/€/£100. Withdrawal requests void all active/pending bonuses. Full terms apply 18+ T&C's | Gambling Help Online®.
No Wagering Bonus
The casino offers a no-wagering bonus, providing free spins with no wagering requirements for new players on selected slots.
To claim the free spins, players simply need to create a new account, make a minimum deposit, and use it on one of the selected no-wagering slots.
No-wagering slots are an excellent way to enjoy extra bonus spins without the hassle of wagering requirements.
Game Lobby
The game lobby at Onyx Slots hosts slot games in all varriants, all accessible directly in the browser on any device, from mobile to desktop no need to download any apps.
Below are the slot games currently featured as of September 17, 2025 at this casino:
Mafia Gold
Mafia Gold by Play’n GO is set in the world of a classic mafia theme, during the early years of the mafia era. This video slot is packed with unique bonus features, high-quality game art, and smooth gameplay, launched on August 1, 2024.
Mafia Gold Features:
- Wilds
- Multipliers
- Instant Wins
- Free Spins
- Expanding Wild
- Mystery Symbols
- Scatter Symbols
- Volatility: High
- Theme: Modern
- Release Date: 2024-08-01
- RTP (Return to Players): 96.2%
- Reels: 5
- Min Bet: 0.1$
- Max Bet: 50$
- Provider: Play'n GO
- Paylines: 30
Twin Spin Deluxe
Looking for an Extra Delux slot with big payouts and thrilling bonus rounds? Spin the reels on this top-rated slot and see if luck's on your side!
Twin Spin Deluxe Features:
- Free Spins
- Wilds
- Scatter Symbols
- Autoplay
- Theme: Modern
- Volatility: Medium
- Release Date: 2018-06-17
- RTP (Return to Players): 96.61%
- Reels: 6
- Min Bet: 0.10$
- Max Bet: 200$
- Provider: NetEnt
- Paylines: 243
Seregeti Kings Slot
This online slot takes you on a safari through the wilds of Africa, where you’ll come face-to-face with the kings of the savannah, from roaring lions to sleek panthers. With a backdrop set deep in the heart of the savannah, the game delivers a classic slot experience packed with the potential for big wins, especially when luck is on your side.
Seregeti Kings Slot Features:
- Free Spins
- Respins
- Wilds
- Multipliers
- Theme: Modern
- Volatility: Medium
- Volatility: High
- Release Date: 2020-01-01
- RTP (Return to Players): 96.7%
- Reels: 5
- Min Bet: 0.10$
- Max Bet: 100$
- Provider: NetEnt
- Paylines: 26
Mega Fortune
Mega Fortune is an iconic progressive jackpot from Netent offering the glitz, glamour and charm of Monte Carlo. Its all about wealth essentially and is one of the most well known progressive slots online. One winner scooped over £17 Million in 2016
Mega Fortune Features:
- Free Spins
- Scatter Symbols
- Autoplay
- Multipliers
- Instant Wins
- Volatility: Medium
- Game Type: Progressive Jackpots
- Game Type: Jackpot Games
- Release Date: 2008-07-24
- RTP (Return to Players): 96.6%
- Reels: 5
- Min Bet: 0.2$
- Max Bet: 100$
- Provider: NetEnt
- Paylines: 20
Pros
- Wagering Free Free Welcome Bonus
- Top For Slots
- Fully Licensed
Mobile
Onyx Slots hosts a fully mobile-optimized platform that allows players to find their favorite games instantly without needing to download any apps. It supports all mobile devices, streaming games in full HD over a secure HTTPS connection.
Is it Legit?
Onyx Slots features well-known software providers with a strong reputation for delivering secure and legitimate online gambling experiences. These providers are RTP-verified by a third party and support responsible gambling.
How to Register an Account and Claim the Bonus
To login at Onyx Slots you will need to have a account, To create a new account and claim the bonus, click the "Visit" button above and follow these easy steps:
- Click the "Register" or "Claim" button.
- Fill out the form with your gender, name, date of birth, phone number, and email.
- Accept the terms and conditions.
- Once your account is verified and created, make a minimum deposit to claim the bonus.
- After making the minimum deposit, you can claim the bonus once it has been activated.
We recommend claiming the bonus only after your account is created and you can successfully login on the website.
Faq
Do free spins for a no wagering bonus come with a wagering requirement?
No, the free spins at Onyx Slots come with no wagering requirement. Once all free spins have been used, players can instantly withdraw any winnings from the free spins.
How do I claim the free spins for the no wagering bonus?
To claim the free spins in the no wagering bonus, you need to create an account and make a minimum deposit. Once the minimum deposit is wagered in the casino, you will receive the free spins in the banking section of the website.
Are the free spins non-cashable?
Yes, the free spins are non-cashable, meaning that players will need to wager all the free spins. If the free spins come with no wagering requirement, players can instantly withdraw any winnings from the free spins.
Player Reviews
Leave your thoughts and opinions below