3 Lucky Rainbows Action Boost SpinUP
3 Lucky Rainbows Action Boost SpinUP™
3 Lucky Rainbows Action Boost SpinUP screenshot

3 Lucky Rainbows Action Boost SpinUP™

2.9 (16 votes)
Min bet (all lines)£ 0.20
Max Bet£ 5
Lines20
Game ProviderGames Global
Reels5
ThemeIrish
Volatility

3 Lucky Rainbows Action Boost SpinUP™

Get ready in this vibrant 5x4 slot adventure where every Gold Coin could unlock a cascade of features, jackpots, and thrilling upgrades. With Action Boost SpinUP™ Free Spins, Rainbow Spins, and multi-tiered jackpots, this game delivers high-energy gameplay and potential rewards.

Game Overview

  • 5 reels, 4 rows, and dynamic gameplay
  • Wild symbols substitute for all but Bonus symbols, helping complete and create winning combinations
  • Gold Coins are your gateway to features, upgrades, and jackpots

Rainbow Spin Feature – Light Up the Sky

When a Gold Coin lands, there’s a chance to trigger the Rainbow Spin. Coins collect to the Gold Hat, activating all three rainbows above the reels. One Rainbow Spin is awarded, and if Coins land on the rainbows, they trigger Action Boost SpinUP™ Free Spins. Coins may carry zero, one, or two upgrades, influencing the power of the feature.

Action Boost SpinUP™ Free Spins

Each Coin color unlocks a unique version of the Action Boost SpinUP™ feature, with 10 Free Spins and powerful mechanics:

Green Coin Action Boost SpinUP™

  • 40 win lines and expanded reels (6 rows)
  • Wilds nudge to fill entire reels
  • Gold Coins award bonus credit prizes or Rainbow Spins
  • Rainbow Spins can upgrade symbols to Clovers or enhance the Green feature
  • Upgrades add extra Wilds to future spins (max 2 upgrades)

Red Coin Action Boost SpinUP™

  • Gold Coins award Clovers, bonus credit prizes, or Rainbow Spins
  • Collect Clovers to win jackpots:
    • MEGA: 7 Gold Clovers
    • MAXI: 6 Red Clovers
    • MAJOR: 5 Purple Clovers
    • MINOR: 4 Blue Clovers
    • MINI: 3 Green Clovers
  • Rainbow Spins can boost jackpot values or reduce Clover requirements (max 2 upgrades)

Purple Coin Action Boost SpinUP™

  • Gold Coins award bonus credit prizes, extra Free Spins, or Rainbow Spins
  • Rainbow Spins can increase the active multiplier:
    • Start at x2 → Upgrade to x3 → Upgrade to x5
  • Multiplier applies to line wins and bonus credit prizes

Multiple Coin Action Boost SpinUP™

  • Triggers when multiple Coin types activate on a single spin
  • Combines all Action Boost features into one explosive round
  • Purple multiplier applies to all wins (excluding jackpots)
  • Each upgrade during Free Spins adds 2 extra spins

RTP: 94.50%

For full and accurate details on the game pay outs, bonus features and RTP, please refer to the in-game help pages.

It's more fun when you play responsibly. For help and further information, please click here.

Nothing is more important to us at Admiral Casino than your privacy and security. We use state-of-the-art technology to protect your account and make Admiral Casino one of the safest online casino to play on. We never sell or rent customers details with third parties. If you have any question about this topic, you can email us at: playerprotection@admiralcasino.co.uk

Customised promotions for all of our players, new or old. Unlike other online casinos, we will never tie up your cash with complicated bonuses!
Our portfolio includes all original NOVOMATIC slots and the best new and exclusive games. Book of Ra™, Sizzling Hot™, Lucky Lady™, find it all right here.
Admiral Casino is proudly licensed and regulated by the UK Gambling Commission and registered and regulated by the Alderney Gambling and Control Commission (AGCC).

Customer support is available 7 days a week
Live Chat: 8am - 9pm
Telephone: 9am - 5:30pm

  • ios
  • google

Get 100 FREE SPINS when you deposit

18+. On first deposit (Min £10) you will receive 50 Free Spins on Feel the Flutter & 50 Free Spins on Sizzling Hot Deluxe. x1 wagering applies, game contributions vary. 3-day expiry on active rewards. Deposit Method Restrictions. Rewards convert in increments of £10.T&C's Apply