Onyx Slots Sister Sites
Onyx Slots, a online casino hosted by the Grace Media Limited platform, operates alongside several other sister sites.
Siter Sites hosted by Grace Media Limited
Cosmic Spins Casino
Vegas Wins Casino
Jackpot Mobile
Onyx Slots Overview
- Casino Name: Onyx Slots
- Launch Date: 2023
- Parent Company: Grace Media Limited
- Payment: Visa , Mastercard , Trustly , PayPal , Interac
- Software Providers: Netent , Playngo , Pragmatic , Microgaming , Redtiger , Irondog , Foxium
- Games: Slots , Live Casino , Slingo
Current Promotion
Pros and Cons playing at Onyx Slots Sister Sites
Pros
- Wagering Free Free Welcome Bonus
- Top For Slots
- Fully Licensed
Casino Games featured at Grace Media Limited
Viper City Heist
The Boss and his crew were once legends in Viper City. But one bad bet at a rival gang’s casino cost them everything — and the sting of that loss still smarts. Now it’s payback time. In this gritty slot caper, the crew — Bullseye, T-Bone, Cipher, Nitro, and Shadow — reunite for a high-octane heist.
Viper City Heist Features:
- Free Spins
- Multipliers
- Respins
- Scatter Symbols
- Wilds
- Theme: Modern
- Volatility: Medium
- Volatility: High
- Release Date: 2025-06-19
- RTP (Return to Players): 96.65%
- Reels: 5
- Min Bet: 0.1£
- Max Bet: 100£ (in UK 5£)
- Provider: Play'n GO
- Paylines: 20
The Green Knight Oath of Thornes
The Oath is sworn. The Green Knight now stands ready to defend the noblest of souls. Step into this medieval tale and uncover riches beyond imagination.
The Green Knight Oath of Thornes Features:
- Free Spins
- Multipliers
- Scatter Symbols
- Theme: Modern
- Volatility: High
- Volatility: Medium
- Release Date: 2025-07-24
- RTP (Return to Players): 96.27%
- Reels: 5
- Min Bet: 0.1£
- Max Bet: 100£ (in UK 5£)
- Provider: Play'n GO
- Paylines: 20
Reactoonz
Reactoonz is an alien themed slot which uses a cascading reels where you can win again and again from each spin. With each win, you charge up the meters to randomly trigger 1 of 5 Quantum features!
Reactoonz Features:
- Free Spins
- Respins
- Autoplay
- Game Type: Cascade Slots
- Volatility: High
- Release Date: 2017-09-24
- RTP (Return to Players): 95%
- Reels: 7
- Min Bet: 50£
- Max Bet: 0.2£ (in UK 5£)
- Provider: Play'n GO
Kings Mark Eclipse Of Gods
Get underway with a new expedition to rediscover the fabled and powerful King’s Mask in the ancient kingdom of Egypt
Kings Mark Eclipse Of Gods Features:
- Sticky Symbols
- Expanding Wild
- Nudge Feature
- Free Spins
- Respins
- Scatter Symbols
- Wilds
- Autoplay
- Theme: Modern
- Volatility: High
- Release Date: 2024-07-18
- RTP (Return to Players): 96.3%
- Reels: 5
- Min Bet: 0.2£
- Max Bet: 100£ (in UK 5£)
- Provider: Play'n GO
- Paylines: 20
Buildin' Bucks
Buildin' Bucks is a video slot full of prizes, set in an Irish leprechaun environment with fairies and gnomes. This lovely slot from Play’n GO features both free spins and re-spins, and includes a wheel with instant prizes. With over 243 way to win.
Buildin' Bucks Features:
- Free Spins
- Multipliers
- Instant Wins
- Wilds
- Scatter Symbols
- Autoplay
- Bonus Wheels
- Theme: Modern
- Volatility: Medium
- Has Bonus Feature
- Release Date: 2024-09-12
- RTP (Return to Players): 96.2%
- Reels: 5
- Min Bet: 0.2£
- Max Bet: 100£ (in UK 5£)
- Provider: Play'n GO
- Paylines: 243