Onyx Slots Sister Site

Onyx Slots, a sister site hosted by the Grace Media Limited platform, operates alongside several other sister sites.

Breakdown of Onyx Slots

Current Promotion

Casinos Bonus Visit

Onyx Slots

Bonus: Wager Free Spins Welcome Package

Free Spins: 50 Bonus Spins

Minimum Deposit: £10

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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 | BeGambleAware® #AD

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 and stake £20 on slots only. Promo code BASS20 required. Max 100 cash spins. Max one claim during promo period. Spins valid on Big Bass Bonanza. Total spin winnings capped at £200 per claim.Full T&Cs apply.

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

Pros

Video Slots featured at Onyx Slots as of June 2025

Twin Spin Deluxe

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:

Features
  • Free Spins
  • Wilds
  • Scatter Symbols
  • Autoplay
Type
  • Theme: Modern
  • Volatility: Medium
Stats
  • Release Date: 2018-06-17
  • RTP (Return to Players): 96.61%
  • Reels: 6
  • Min Bet: 0.10
  • Max Bet: 200
  • Provider: NetEnt
  • Paylines: 243

Fishin Frenzy Slot

Fishin Frenzy Slot

Fishin' Frenzy Slot by Blueprint Gaming offers players the chance to explore this classic 5-reel slot with a fishing and nature theme. Let's go Fishing!

Fishin Frenzy Slot Features:

Features
  • Free Spins
  • Wilds
  • Autoplay
Type
  • Volatility: High
Stats
  • Release Date: 2014-06-17
  • RTP (Return to Players): 92%%
  • Reels: 5
  • Min Bet: 0.1
  • Max Bet: 1
  • Provider: NetEnt
  • Paylines: 10

Twin Spin Megaways

Twin Spin Megaways

Twin Spin is one of Netents original slots, but the Megaways version is a collaboration between Netent & Red Tiger, bringing you a suped up sequel with the Megaways game mechanics and many more ways to win!

Twin Spin Megaways Features:

Features
  • Wilds
Type
  • Game type: Megaway Slots
  • Volatility: High
Stats
  • Release Date: 2013-02-13
  • RTP (Return to Players): 97%
  • Reels: 3
  • Min Bet: 0.25
  • Max Bet: 125
  • Provider: NetEnt
  • Paylines: 243

Loot And Labyrinths

Loot And Labyrinths

Throw the dice across the reels and join the magician in this RPG-inspired slot. It's packed with magic and the chance for big wins.

Loot And Labyrinths Features:

Features
  • Bonus Wheels
  • Wilds
  • Free Spins
  • Multipliers
  • Mystery Symbols
  • Autoplay
Type
  • Theme: Modern
  • Volatility: Medium
  • Volatility: High
  • Game Type: Progressive Jackpots
Stats
  • Release Date: 2025-04-03
  • RTP (Return to Players): 96.34%
  • Reels: 5
  • Min Bet: 0.2
  • Max Bet: 200
  • Provider: Play'n GO
  • Paylines: 20

Temple of Tollan Slot

Temple of Tollan Slot

Temple of Tollan Slot is a unique game by Play’n GO that takes you deep into an Aztec-themed world, where wins are formed through a cluster pays mechanic. It stands out as one of the most original and high-quality slots available at new casino sites that feature Play’n GO titles.

Temple of Tollan Slot Features:

Features
  • Autoplay
  • Mystery Symbols
  • Expanding Symbols
  • Multipliers
  • Free Spins
  • Instant Wins
Type
  • Volatility: High
  • Theme: Modern
Stats
  • Release Date: 2024-06-24
  • RTP (Return to Players): 96.2%
  • Reels: 7
  • Min Bet: 0.1
  • Max Bet: 100
  • Provider: Play'n GO
  • Paylines: 1

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