3 Lucky Rainbows Slot — Value Score 78.1/100

3 Lucky Rainbows is a 5x4 slot with 20 fixed paylines that expand to 40 in certain bonus modes, featuring high volatility and an RTP around 96.3-96.8%. Gameplay centers on collecting colored Pot of Gold Coins (green, red, purple) during base spins, which fill corresponding pots above the reels and trigger one of three distinct free spins features when full. The green bonus expands the grid to 5x6 with 40 paylines and Nudging Wilds that fill entire reels; the red and purple bonuses offer multipliers and other modifiers, alongside four fixed jackpots up to 5,000x. Symbols include low-paying card royals, high-paying Irish icons like clovers, beer mugs, leprechaun shoes, harps, and Wild gold hats. Visual style features vibrant green landscapes, floating rainbows, golden pots, and whimsical elements like mushrooms, with smooth animations and an upbeat Irish fiddle soundtrack. It stands out through its Action Boost mechanic providing three varied bonus paths instead of a single feature, variable paylines, and jackpot integration, offering replayability despite the familiar Irish luck theme.