Onyx Slots Sister Site

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

Hotstreak Casino

Deposit £20 & Get 100 No Wager Free Spins

Is Licensed By: UKGC

terms and conditions

First deposit only. Min deposit £20. Min wager £20 on slots. Max 100 free spins. Max one claim. Spin credited within 7 days after deposit. Spins valid on Big Bass Splash. Spin Value 10p . Full T&Cs Apply 18+

Vegas Wins Casino

Welcome Bonus up to £500

Is Licensed By: UKGC

terms and conditions

New players only, First 3 deposits only. Min deposit £10. Max total bonus £500 and 150 spins. 30x wagering (dep + bonus). 30x on spins, 4x conversion, bonus and spins valid on selected slots. T&C’s appl

Cosmic Spins Casino

100% up to £100 Welcome Match Deposit Bonus

Is Licensed By: UKGC

terms and conditions

First deposit only. Min deposit £10. 100% Bonus Match on 1st deposit, max £100 bonus; 100 bonus spins on Starburst. 40x wagering(dep+bonus). 40x on spins, 4x conversion, bonus valid on selected slots. Full T&Cs apply. #AD, 18+ only, begambleaware.org

Breakdown of Onyx Slots

Current Promotion

Pros

Video Slots featured at Onyx Slots as of August 2025

Viking Runecraft

Viking Runecraft

Embark on an Asgard adventure packed with epic reels, massive wins, and mighty vikings wielding runecraft magic across the reels.

Viking Runecraft Features:

Features
  • Free Spins
  • Autoplay
  • Wilds
Type
  • Volatility: High
  • Game type: Megaway Slots
Stats
  • Release Date: 2017-08-27
  • RTP (Return to Players): 96.71%
  • Reels: 7
  • Min Bet: 0.1£
  • Max Bet: 100£ (in UK 5£)
  • Provider: Play'n GO

Trollpot 5000 Slot

Trollpot 5000 Slot

Get ready to spin in this classic-style slot, packed with jokers and dazzling gems. Don’t let the cartoonish charm fool you—this game comes with some of the biggest payout potential around. It’s simple, fast-paced, and full of surprises.

Trollpot 5000 Slot Features:

Features
  • Nudge Feature
  • Multipliers
Type
  • Game Type: Jackpot Games
  • Volatility: High
Stats
  • Release Date: 2020-06-01
  • RTP (Return to Players): 96.19%
  • Reels: 3
  • Min Bet: 0.20£
  • Max Bet: 200£ (in UK 5£)
  • Provider: NetEnt
  • Paylines: 1

Joker Pro

Joker Pro

Take a spin on one of the simpler slot machines, offering straightforward gameplay and the chance to win big.

Joker Pro Features:

Features
  • Respins
  • Wilds
  • Multipliers
Type
  • Theme: Classic
  • Volatility: Medium
Stats
  • Release Date: 2017-01-02
  • RTP (Return to Players): 96.8%
  • Reels: 5
  • Min Bet: 0.2£
  • Max Bet: 100£ (in UK 5£)
  • Provider: NetEnt
  • Paylines: 10

Reel Rush Extreme

Reel Rush Extreme

Take a spin in this classic fruit slot, remastered for 2025! Reel Rush Extreme is the successor to the fan-favorite Reel Rush, originally released by NetEnt back in 2013.

Reel Rush Extreme Features:

Features
  • Multipliers
  • Free Spins
  • Sticky Symbols
  • Wilds
  • Respins
Type
  • Volatility: High
  • Theme: Classic
Stats
  • Release Date: 2025-07-10
  • RTP (Return to Players): 96.06%
  • Reels: 5
  • Min Bet: 0.3£
  • Max Bet: 60£ (in UK 5£)
  • Provider: NetEnt
  • Paylines: 3125

Jingle Spin

Jingle Spin

What will Father Christmas have in the stockings this year? In this festive slot, we’ll travel straight to Santa’s Christmas present factory, spinning through joyful reels and magical features in search of big wins. Ho ho ho – let’s spin and see what surprises await!

Jingle Spin Features:

Features
  • Free Spins
  • Wilds
  • Instant Wins
  • Autoplay
Type
  • Theme: Modern
  • Volatility: Medium
Stats
  • Release Date: 2018-11-29
  • RTP (Return to Players): 96.48%
  • Reels: 5
  • Min Bet: 0.20£
  • Max Bet: 200£ (in UK 5£)
  • Provider: NetEnt
  • Paylines: 20

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