Mystery Symbols

Mystery symbols land face down. They fill their positions on the grid as blank or masked icons, concealing whatever they’ll become until the reels have settled. Then they flip, all at once, revealing the same symbol across every position they occupy. When several mystery symbols land on the same spin, that simultaneous reveal can instantly reshape the entire grid. The feature is designed around that moment of transformation, and whether it delivers depends entirely on which symbol sits beneath the mask.

The reveal is always the same symbol across all mystery positions on a given spin, which is what gives the feature its potential. A single mystery symbol revealing as a low-value icon is unremarkable. Six mystery symbols covering two full reels and revealing as the game’s highest-paying regular symbol is a different outcome entirely. The symbol chosen for each reveal is determined randomly at the point of landing, with different games weighting the symbol pool differently. Some allow any regular symbol to appear, others exclude the lowest-value icons to keep the reveal consistently meaningful. Mystery symbols typically cannot reveal as wilds or scatters, though a small number of titles make exceptions.

Do mystery symbols always reveal as the same symbol on a single spin?

Yes, in every standard implementation. All mystery symbols that land in a single spin share the same reveal, which is the core logic that makes the feature work. If they each revealed independently as random symbols, the feature would function like a standard random symbol placement with no distinguishing quality. The shared reveal is what creates the possibility of multiple matching positions appearing simultaneously across the grid from a single spin.

Can mystery symbols contribute to bonus triggers?

It depends on whether the game allows mystery symbols to reveal as scatter symbols. Most titles keep scatters outside the mystery symbol pool entirely, so a mystery symbol cannot reveal as a scatter and cannot contribute to a bonus trigger. In the games where that restriction applies, mystery symbols affect only regular play wins rather than bonus access. The paytable will specify which symbols are and aren’t available as mystery reveals.

Showing 1–53 of 53 Mystery Symbols demo slots
San Quentin
San Quentin
Nolimit City 4.7
Mental
Mental
Nolimit City 4.6
AFK Airport Security
AFK Airport Security
Nolimit City 4.6
The Goonies Return
The Goonies Return
Blueprint Gaming 4.4
Iron Bank 2
Iron Bank 2
Relax Gaming 4.3
Rick and Morty Wubba Lubba Dub Dub
Rick and Morty Wubba Lubba Dub Dub
Blueprint Gaming 4.3
Mental 2
Mental 2
Nolimit City 4.3
The Goonies
The Goonies
Blueprint Gaming 4.3
Huff N’ Lots of Puff
Huff N’ Lots of Puff
Light & Wonder 3.8
Rolling in Gold
Rolling in Gold
Blueprint Gaming 3.7
Deal or No Deal The Big Hit Megaways
Deal or No Deal The Big Hit Megaways
Blueprint Gaming 3.5
Hot Slot Diamond Coins
Hot Slot Diamond Coins
Wazdan
Beetlejuice Megaways
Beetlejuice Megaways
Light & Wonder
Punk Rocker 2
Punk Rocker 2
Nolimit City 4.2
Crabbin’ Crazy
Crabbin’ Crazy
iSoftBet 4.0
15 Stars Ablaze
15 Stars Ablaze
Playtech 3.0
Luck O’ The Irish Fortune Play 3
Luck O’ The Irish Fortune Play 3
Blueprint Gaming
Stack’Em
Stack’Em
Hacksaw Gaming 3.6
Magic Merlin Megaways
Magic Merlin Megaways
Storm Gaming 3.5
Huff N’ Puff Money Mansion Popular
Huff N’ Puff Money Mansion
Light & Wonder 4.2
Punk Rocker
Punk Rocker
Nolimit City 4.2
4 Pots Riches: Hold and Win
4 Pots Riches: Hold and Win
Playson
Vikings Unleashed Reloaded
Vikings Unleashed Reloaded
Blueprint Gaming 4.2
King of the Sky: Hit the Bonus
King of the Sky: Hit the Bonus
Playson 3.0
Tropicool 5
Tropicool 5
Elk Studios
DJ Tiger x1000
DJ Tiger x1000
3 Oaks Gaming 3.4
Princess & Dwarfs Deluxe
Princess & Dwarfs Deluxe
Mascot Gaming
The Crypt 2
The Crypt 2
Nolimit City 4.2
Great Ghosts
Great Ghosts
Pragmatic Play 3.5
Greedy Alice 2: Bigger Bites New
Greedy Alice 2: Bigger Bites
Peter & Sons 3.5
Mr Null’s Wicked Wares New
Mr Null’s Wicked Wares
Pragmatic Play 3.0
Kitty Coins
Kitty Coins
Atomic Slot Lab 3.0
Net Gains
Net Gains
Relax Gaming 3.6
Idol Pop Fever
Idol Pop Fever
Pragmatic Play
Fruits
Fruits
Nolimit City 3.5
Lucky Penny 2
Lucky Penny 2
3 Oaks Gaming
Megaways Mob
Megaways Mob
Storm Gaming 3.7
Le Zeus Popular
Le Zeus
Hacksaw Gaming 4.0
Loner
Loner
Nolimit City 3.9
Wrappin’ Gold
Wrappin’ Gold
Play'n GO 3.5
Money Tree Jackpot Hold & Win New
Money Tree Jackpot Hold & Win
18Peaches
Luck O’ The Irish Fortune Spins 2
Luck O’ The Irish Fortune Spins 2
Blueprint Gaming
Iron Bank
Iron Bank
Relax Gaming 4.1
Crystal Hall
Crystal Hall
Play'n GO
4 Chili Amigos
4 Chili Amigos
Playson 3.7
Monsters of Rock Megaways
Monsters of Rock Megaways
Storm Gaming 3.8
Rick and Morty Megaways
Rick and Morty Megaways
Blueprint Gaming 4.0
Chaos Crew
Chaos Crew
Hacksaw Gaming 3.6
Lucky Fortune Door Wild
Lucky Fortune Door Wild
Swintt 3.6
Donny Dough
Donny Dough
Hacksaw Gaming 3.6
3 Golden Chests
3 Golden Chests
Endorphina
Beast Mode
Beast Mode
Relax Gaming 4.0
Money Pot Deluxe
Money Pot Deluxe
TaDa Gaming 3.0