Our review of Luck O' The Irish Big Bonus cuts through the marketing and looks at what matters: how it plays and how it pays. Built by Blueprint Gaming, it lands as a slot with a very high-variance maths model and a return-to-player rate of 95.54%. Visually it's wrapped in a st. patrick's day and irish theme, with the action running on 6 reels and a familiar payline structure. If everything lines up, Luck O' The Irish Big Bonus can pay up to 250,000x your bet. It first went live in 2022 and still earns its place today. Let's break down what works and what doesn't.
Written by James Holloway · Last updated: February 2026
Luck O' The Irish Big Bonus is a title from Blueprint Gaming, built around a st. patrick's day and irish theme and powered by a straightforward 6 reels layout. The result is very high volatility paired with 95.54% RTP.
The mechanics are what make Luck O' The Irish Big Bonus interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. The very high volatility means patience is rewarded — expect quiet spells broken by bigger hits. On balance, Luck O' The Irish Big Bonus is a no-frills option worth a few spins in the demo first.
At 95.54%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
Very high volatility delivers the most extreme payout profile — long dry spells punctuated by potentially massive wins. Only recommended for experienced players with substantial bankrolls and high risk tolerance.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Luck O' The Irish Big Bonus features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
2.9 / 5 — Average
Luck O' The Irish Big Bonus by Blueprint Gaming provides a straightforward slot experience. While it may not break new ground, it offers very high volatility gameplay that will appeal to certain player preferences.