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BGaming · Slot Review

Grand Patron — Full Review & Free Demo

3.7/5
Play for Real →
RTP
96.67%
Volatility
High
Max Win
10,000x
Provider
Reels
5
Paylines
20
Bet Range ($,€,£)
0.20 - 25
Rating
3.7/5
Released
Jul 2024

Grand Patron Slot Overview

Grand Patron from BGaming drops you into a cartel-themed airstrip on a 5-reel, 3-to-5 row grid with 20 paylines. Two additional horizontal reels sit above and below the main grid, and they are the engine behind every major feature in this game. RTP sits at 96.67%, volatility is high, and the max win goes up to 10,000x your stake.

If I'm honest with chat, the Narcos-meets-Scarface vibe is pretty well done. Guns, drugs, a Pablo lookalike as the top symbol. Gritty art style, a private airstrip backdrop, police helicopters in the bonus. It sets a mood, though the cartel theme obviously won't be for everyone.

Symbols and Paytable

Lower-paying symbols here are marijuana leaves, phones, guns, cigars, and cocaine packets. Five of a kind with any of those pays between 1x and 3x your bet. Higher-paying symbols are five coloured characters: the green mule, blue enforcer, yellow middleman, orange right-hand man, and the red El Patron figure. A full line of five pays 5x to 25x, with the red character sitting at the top.

Beyond the regular paytable, you also get a Plane Wild that substitutes for all paying symbols, a Badge Scatter on the additional reels, plus Bomb, Prison, and Multiplier specials. All the interesting stuff happens through those extra reel positions, which I'll break down next.

Symbol Payouts

icon 1
5x25
4x10
3x5
icon 2
5x20
4x7.5
3x2.5
icon 3
5x12.5
4x5
3x1.25
icon 4
5x7.5
4x3.75
3x1
icon 5
5x5
4x2.5
3x0.75
icon 6
5x3
4x0.9
3x0.5
icon 7
5x2.5
4x0.8
3x0.4
icon 8
5x2
4x0.7
3x0.3
icon 9
5x1.5
4x0.6
3x0.2
icon 10
5x1
4x0.5
3x0.1
icon 11
Wild

Bonus Features and Additional Reels

Everything revolves around the two Additional Reels. Each spin, they reveal one random symbol each, and the combination decides what fires. Wild Conversion triggers when a Wild lands on one additional reel and a regular symbol on the other, turning all copies of that symbol into Wilds. Spawners activate when both extra reels show the same symbol, dropping 3 copies of it onto the main grid. That works with Wilds too.

Bombs paired with a regular symbol remove all matching symbols and replace them. Two Bombs together clear the entire grid and trigger a respin. Prison is the big one: pair it with a regular symbol and all copies of that symbol lock in place for a respin. Land Prison on both additional reels and every position fills with one random paying symbol, paying across all 20 lines. Multiplier symbols boost the paired symbol's wins, and two multipliers combine their values for the whole spin.

Free Spins trigger when 2 Scatters land on the additional reels, awarding 12 spins. During the bonus, the additional reels open sequentially from the left, locking in features as they activate and opening a second reel for stacking. If the bonus starts with 2 Prison symbols, you get 3 extra spins where every spin fills the grid with a single random paying symbol. There is also an Ante Bet that increases your stake for better Scatter odds.

Bonus Buy Options

Bonus Buy Free Spins
Free Spins
Landing 2 Scatter symbols on the Additional Reels triggers 12 free spins. Additional Reels open sequentially from the left, locking bonuses and increasing chances of stacking features.
Bonus Buy Feature Buy - 100x
Feature Buy - 100x
Instantly awards 12 Free Spins.
Feature Cost: 100x
Bonus Buy Feature Buy - 250x
Feature Buy - 250x
Awards 15 Free Spins plus 1 guaranteed Prison Symbol at the start.
Feature Cost: 250x
Bonus Buy Feature Buy - 1,000x
Feature Buy - 1,000x
Awards 15 Free Spins plus 2 guaranteed Prison Symbols at the start.
Feature Cost: 1,000x
Bonus Buy Ante Bet (Chance 2X)
Ante Bet (Chance 2X)
Increases current bet to boost the chance of landing Scatter Symbols on the Additional Reels.

Feature Buy Options

Three Feature Buy tiers are available. 100x your bet gets you 12 Free Spins with no guarantees. 250x gives 15 Free Spins plus 1 guaranteed Prison symbol at the start. 1,000x also awards 15 Free Spins but with 2 guaranteed Prison symbols, which means the grid-fill mechanic fires immediately. That top tier is expensive, but the Prison-on-both-reels scenario is where the massive payouts come from.

Ryan Cole’s Verdict

Verdict

I'd stream this, honestly. The additional reel mechanic keeps every spin interesting because you are always watching those two positions for a Prison or Multiplier combo. Base game can drag a bit since all features funnel through just two reel slots, and you can go stretches without anything meaningful landing. But when it fires, the grid-fill Prison hit across all 20 lines is genuinely exciting to watch.

96.67% RTP is solid, the 25.38% hit frequency means you are not bleeding out too quickly, and three bonus buy tiers give you options depending on your budget. Worth a session for sure, chat, especially if you enjoy high-volatility slots with a mechanic that feels a bit different from the usual cascading stuff. Just know the max bet caps at 20, so big-stakes streamers might find that limiting.
3.7
★★★★☆
out of 5
✓ Pros
Two additional reels create constant feature action
Prison mechanic can fill grid with one symbol
Three bonus buy tiers up to 1,000x
High RTP of 96.67% for high volatility
25.38% hit frequency keeps spins ticking
✗ Cons
Features depend entirely on two reel positions
Base game can feel dry between triggers
Max bet capped at only 20
Cartel theme may not suit every player
Ryan Cole
Ryan Cole
Lead Casino Slots Analyst
5+ years analysing online slots for the UK market. Every game is played for a minimum of 500 demo spins before publication. No affiliate bias — ever.
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Grand Patron FAQ
How does the Prison mechanic work on the Additional Reels?
If a Prison symbol lands on one additional reel and a regular symbol on the other, all copies of that regular symbol lock in place and a respin triggers. If Prison lands on both additional reels, every position on the main grid fills with one random paying symbol, creating wins across all 20 paylines.
What are the three Feature Buy options and their costs?
100x your bet gives 12 Free Spins. 250x gives 15 Free Spins with 1 guaranteed Prison symbol. 1,000x gives 15 Free Spins with 2 guaranteed Prison symbols, triggering the full grid-fill immediately.
How do the Multiplier symbols interact on the Additional Reels?
When a Multiplier lands alongside a regular symbol, all winning combinations involving that symbol get boosted by the multiplier value. If both additional reels show Multiplier symbols, their values are added together and applied to every win on that spin.
What triggers Free Spins naturally without the Feature Buy?
Landing 2 Scatter symbols (Badge symbols) on the two Additional Reels triggers 12 Free Spins. You can also activate the Ante Bet to increase your stake and improve the odds of Scatters appearing.
Can Wild Conversion and Spawners activate during Free Spins?
Yes, all Additional Reel features including Wild Conversion, Spawners, Bombs, Prison, and Multipliers can trigger during Free Spins. The additional reels open sequentially during the bonus, allowing multiple features to stack across spins.