- Wide betting range starting from 10p
- Unique Day of the Dead theme
- Wild reels feature adds variety
- Free spins with extra wilds
- Limited paylines at 20
- A maximum win of 1000x
- No multiplier
Contents
Grim Muerto Slot Overview
Grim Muerto by Play'n GO slots is based on the Mexican Day of the Dead celebration. The game features a 5x3 reel layout with 20 paylines and includes wild symbols and scatter symbols. There is no multiplier - but the Grim Muerto top win of 1000 is awarded through bonus reels and extra wilds during the free spins round.
Players can experience the Day of the Dead theme in this medium volatility slot through symbols like skeletons, musical instruments, and roses.
Grim Muerto Overview Theme, Graphics & Soundtrack
If you’re unfamiliar with the Day of the Dead, it is a Mexican holiday during which people celebrate the lives of recently deceased loved ones. They gather at cemeteries with their loved ones’ favourite foods and build altars for them with photographs and other memorabilia. The occasion is now recognised around the world, and you’ll find Day of the Dead celebrations in just about any country.
Symbols
Play n' Go has recreated the festive theme with symbols including skeletons, musical instruments, and lots of festive items associated with Day of the Dead. The reels are vibrant and match the theme.

Grim Muerto RTP & Volatility
How To Play Grim Muerto
Grim Muerto uses standard slot controls. Make sure you use the timeout, self-exclusion and other responsible tools.
- Select your bet level starting from 10p
- Press the spin button to spin the reels
- Match symbols across the active paylines
- Watch for scatter symbols to trigger the free spin features
- Look for wild symbols activating bonus mechanics
How To Win At Grim Muerto
Wins in Grim Muerto are formed by matching symbols across the game’s paylines while interacting with its bonus mechanics. The base game connects with features such as wild reels and scatter-triggered free spins, so that the symbols and modifiers to carry into the bonus round.
Gameplay Flow & Systems
Grim Muerto begins with the base game where players spin the reels and interact with symbols and feature triggers. During this stage, mechanics such as the wild symbol, scatter symbol and the Marco Sinestro bonus system can activate additional little extras in the game.
The Marco Sinestro feature highlights a reel in the base game, then if a wild symbol lands on that highlighted reel, the entire reel turns wild, linking the base game with the slot’s modifier system.
Scatter symbols connect the base game to the free spin feature. The Second Chance mechanic may also appear on your reels when two scatter symbols land, allowing a selection mechanic to potentially reveal a third scatter and activate the bonus round.
Win Rules & Symbols
Grim Muerto uses a 5x3 reel grid with 20 paylines. Winning combinations are formed when matching symbols land on consecutive reels from left to right along active paylines.
Wild symbols substitute for all the other standard symbols to help complete paylines.
Top Symbols
Higher-paying symbols include skeleton characters and music instruments shown on the reels. These symbols form combinations across paylines when they land on consecutive reels.
Grim Muerto bonus features
Grim Muerto includes several interesting bonus features:
Marco Sinestro Wild Reels
The Marco Sinestro is a bonus symbol that can trigger wild reels. At any time during the base game, one single reel becomes highlighted; if a wild symbol lands on the highlighted reel, then the entire reel will turn wild, helping the player to trigger all sorts of generous bonus prizes.
Free Spins Feature
When three scatter symbols land, the free spin round is triggered. The player receives a random number of spins and one of the main symbols is chosen to act as an extra wild.
During free spins the Marco Sinestro feature can apply to up to five reels, adding additional wild symbols to the bonus round.
Second Chance Feature
Even if just two scatter symbols land during the base game, players can still trigger the free spin round. The Second Chance feature allows the player to select one of four symbols.
Two symbols provide no prize, one offers a cash prize, and another reveals a third scatter symbol which activates the free spins feature.
Grim Muerto Slot Summary
The game uses symbols based on the Day of the Dead theme, along with wild symbols and scatter symbols that connect the base game with its different bonus features.
Most of the gameplay revolves around the base game spins and the way those spins can lead into the bonus mechanics. Features like the Marco Sinestro wild reels and the Second Chance mechanic both sit alongside the standard spins and link into the free spin round when the right symbols appear.
Mechanics
The slot mainly focuses on wild modifiers and the free spin feature. The Marco Sinestro mechanic highlights a reel during the base game, and if a wild symbol lands there, the whole reel becomes wild, which then affects any combinations forming on the reels at that moment.
During the free spins round, one of the regular symbols is selected to act as an additional wild symbol. The Marco Sinestro mechanic can also appear during this feature, which means more reels can potentially turn wild while the bonus round is playing out.
Comparison
In terms of how it is built, Grim Muerto follows a structure that is quite common in Play n Go games and real money slots. It uses a traditional paylines layout for the base game, and then adds a set of bonus mechanics that activate when certain symbols or triggers appear on the reels.
Unlike some slot formats that use collection meters or progression systems that build up over time, Grim Muerto mostly relies on feature triggers appearing during normal spins.
| Slot Name: | Grim Muerto |
|---|---|
| Software: | Play N Go |
| RTP: | 96.51% |
| Volatility: | Medium volatility |
| Paylines: | 20 |
| Reels: | 5 |
| Min Bet (all lines covered): | £0.20 (GBP) |
| Max Bet: | £100 (GBP) |
| Top Win: | 1000 |
| Features: | Wild Symbol, Scatter Symbol, Free Spins, Expanding Wilds, Medium volatility, 5 Reels |
| Themes: | Day of the Dead |
| Last Update: | 29/06/2026 |
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Yes. Play N Go have a UKGC license and are allowed to offer their games at UK licensed casinos. |
Grim Muerto FAQs
What is the RTP and volatility of Grim Muerto slot?
The RTP of Grim Muerto is 96% with medium volatility with wilds substituting for standard symbols, and free spins triggered by scatter symbols may include extra wilds on the reels.
How do wild symbols work in Grim Muerto slot?
Wild symbols can substitute for any standard symbol to form your winning combinations. During the Marco Sinestro feature, a reel can become fully wild, and during the free spin round, one symbol is randomly chosen as an extra wild.
How do I trigger free spins in Grim Muerto slot?
Free spins are activated by landing three scatter symbols. Even if only two scatter symbols appear, the Second Chance feature means players can select symbols for a chance to activate the bonus - the free spin feature may include extra wild symbols too.
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