777 Rainbow Rampage

9.5/10 New Casino Game Reviews team rating
777 Rainbow Rampage slot by TaDa Gaming
  • RTP: 97.1
  • Max Win: x5000.00
  • Betways: 25
  • Volatility: Med
  • Game Type: Slots
  • Release Date: September 16th, 2026
Our rating: 9.5/10 by the New Casino Game Reviews team
RTP 10.0 Max win 7.6 Features 10.0 Freshness 10.0

Features we found: free spins, multiplier, hold and win, jackpot, expanding

How we rate games

Every slot is scored on the same four criteria, using the game's published data: RTP (40%), maximum win potential (25%), bonus features described in our review (30%) and how recent the release is (5%). Missing data counts as neutral. The score reflects the game's numbers and features, not your chances of winning; slots are games of chance, so please play responsibly.

777 Rainbow Rampage slot by TaDa Gaming

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777 Rainbow Rampage Overview

777 Rainbow Rampage is an Irish-themed slot from TaDa Gaming, released on 16 September 2026. A cheerful leprechaun guards a giant pot of gold at the end of a rainbow, and classic red, blue and green 7s spin next to horseshoes and four-leaf clovers on a golden meadow at sunset.

The game plays on 5 reels and 3 rows with 25 fixed paylines. The RTP is 97.10%, the volatility is medium, and the maximum win is 5,000x the bet. Bets run from 0.20 to 200 per spin. The main features are expanding Wilds, a Golden Pot with two random features, free spins with multiplier Wilds, and a Hold and Spin bonus with four fixed jackpots.

Theme and Graphics

The reels stand in a carved wooden frame covered with clover leaves. Behind them, a rainbow ends in a huge cauldron full of gold coins on the right, and the jackpot bar above the reels shows the Grand, Major, Minor and Mini prizes in red, purple, blue and green. The Wild is the red-bearded leprechaun himself, in a green top hat.

Symbols and Paytable

Wins pay from left to right on the 25 lines. At a bet of 20, five, four and three of a kind pay:

  • Leprechaun Wild: 300, 180 and 60 – 15x the bet for five,
  • Horseshoe: 200, 120 and 40,
  • Four-leaf clover: 100, 60 and 20,
  • Red triple 7: 50, 30 and 10, blue double 7: 40, 24 and 8, green single 7: 30, 18 and 6,
  • Any mixed 7s: 20, 12 and 4,
  • A, K, Q, J and 10: 10, 6 and 2.

The 7s have two kinds of payout: the full value for the same 7 on a line, or a lower “any 7” value when different 7s are mixed. In our session, three Ks on several lines paid 32, and a line of red 777s with the Wild on reel 2 paid 110 on a 20 bet.

Expanding Wilds

The Wild appears on all reels in the base game. It replaces every symbol except the Bonus and Cash symbols, and when it lands, it expands to cover the whole reel. One expanded Wild on the middle reel already touches every line. Our best base game spin came from two expanded Wilds on reels 2 and 3, which joined As and 7s on many lines at once for 114 – 5.7x the bet.

Cash Symbols and Jackpots

The Cash symbols are golden clover coins that land on all reels in every game mode. Each shows a value of 0.5x, 1x, 2x, 3x, 5x, 7x or 10x the bet. Coloured jackpot coins pay fixed prizes: Mini 15x, Minor 50x, Major 250x and Grand 1,000x the bet – 20,000 at a bet of 20.

The Golden Pot

Every Cash symbol that lands flies into the Golden Pot next to the reels, and this can trigger one of two random features. With Leprechaun’s Gold Toss, the pot throws a random number of Cash symbols onto random positions to start the Hold and Spin bonus. With the Rainbow Feature, which only happens in the base game, the pot casts a rainbow over the Wilds and upgrades them into Wild Collect symbols.

A Wild Collect gathers the value of every Cash symbol on the screen. In our session, two 40 coins landed next to a Wild on reel 1, the rainbow upgraded it, and the leprechaun collected 80.

Free Spins with Multiplier Wilds

Three, four or five pots of gold with the word BONUS award 8, 10 or 12 free spins. During the round, the Wild lands directly as a Wild Collect on all reels, and it carries a multiplier of x2, x3, x5 or x10. The multiplier applies both to line wins with regular symbols and to the Cash values it collects. If a winning line passes through several expanded Wild Collects, their multipliers are added together. The fixed jackpots are not multiplied. In the free spins, the Golden Pot can only trigger the Gold Toss.

Hold and Spin Bonus

Six or more Cash or jackpot coins anywhere on the reels start the Hold & Spin Bonus Game, in the base game or in the free spins. All triggering coins merge into one coin in the middle of the grid, and you get 3 respins. Every new coin resets the counter to 3. When a reel fills up with coins, they drop into a pot of gold under that reel, where their combined value is stored.

Three special coins appear only in this bonus. The Collect coin gathers all other coin values on the reels, the Add coin adds its own value to every coin in view, and the Double coin picks 2, 3, 4 or 5 coins at random and doubles them.

Boost Play

The Boost Play switch on the left, labelled “Increased Bonus Chance”, raises the chance of starting the bonus features. In our session, the bet stayed at 20 with Boost Play switched on. There is no bonus buy in this game.

RTP, Volatility and Max Win

An RTP of 97.10% is well above the industry average. The medium volatility gives regular line wins, while the big results come from multiplier Wild Collects and jackpot coins. A round ends at once when the 5,000x cap is reached, with a maximum payout of 1,000,000.

Who Should Play It

777 Rainbow Rampage suits players who like classic 7s with modern features: expanding Wilds, coin collection, four jackpots and a high RTP. Try the free demo first.

Where to Play 777 Rainbow Rampage

You can try this game on 7gold Online Casino. There’s a unique casino bonus offer of 400% up to £1500 for a limited time.

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