Mental II
Step inside the enigmatic world of Mental II, where dark laboratory symbols fill the reels. Flickering lights, shadowy corridors, and haunting imagery create a mysterious atmosphere. Each spin reveals unique icons, hinting at hidden stories within the asylum’s walls. Discover curious details and unsettling visuals throughout this unusual slot game.
Pay Table
Patient Symbols
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5 2.50
4 1.00
3 0.50
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5 1.75
4 0.75
3 0.45
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5 1.50
4 0.70
3 0.40
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5 1.25
4 0.60
3 0.35
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5 1.00
4 0.50
3 0.30
Skeletal Symbols
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5 0.75
4 0.45
3 0.30
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5 0.70
4 0.40
3 0.25
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5 0.60
4 0.35
3 0.20
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5 0.55
4 0.30
3 0.15
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5 0.50
4 0.25
3 0.10
Fire Frames & Fire Reels
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Fire Frames
Randomly, 1 to 13 positions on the reels in the main game may turn into a Fire Frame. Any symbol that lands in a Fire Frame will split into 2 parts.
Fire Reels
Randomly, 1 to 5 reels in the game may turn into a Fire Reel. Any symbol that lands in a Fire Reel will split into 3 parts.
Dead Patients
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Gets activated when there are 2 or more Dead Patient symbols.
It reveals one of the Patient symbols with a random multiplier: x5, x10, x15, x30, x50, x100, x200, x500, x1000, x9999.
Multiplier value reflects the symbol count on that reel.
Enhancer Cells
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Enhancer Cells are located at the bottom of reels 2, 3, and 4. The more Fire Frames that appear, the more Enhancer Cells get activated:
- 4 Fire Frames activate the Reel 2 Enhancer Cell.
- 6 Fire Frames activate Reel 2 and Reel 4 Enhancer Cells.
- 8 Fire Frames activate all 3 Enhancer Cells (on reels 2, 3, and 4).
A Fire Reel is considered as 2 or 3 Fire Frames for the Enhancer Cell activation, depending on the size of the reel it's on.
Each Enhancer Cell can reveal one of the following symbols:
Wild
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Regular Wild symbol
xSplit
Splits one symbol on each of the other reels, doubling the number of those symbols, and splits itself into 2 Wilds.
xNudge Wild
- Always nudges to fully visible on the reel.
- For every step the xNudge Wild nudges, the win multiplier increases by 1.
- Several Wild multipliers add to each other for a total Wild multiplier.
- When an xNudge Wild is split by an xSplit, the multiplier on the xNudge Wild increases by 1.
Patient Symbol
One of the 5 Patient symbols.
xWays
- Reveals 3 symbols of the same kind and expands the reel(s) height.
- It can reveal any paying symbol.
- If more than one xWays symbol, then all xWays symbols will reveal the same symbol.
xHole
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Activated when xHole symbol lands in a Fire Frame or a Fire Reel on the second position of the third reel.
Only regular paying symbols and the Wild symbol are drawn from the main reels, then scattered to random positions and their current sizes are multiplied by either 2, 4, or 8. In case of xNudge Wild, it only modifies its win multiplier. xHole then converts to Wild.
Winning symbols before xHole go back to the same position.
If xHole lands outside a Fire Frame or a Fire Reel then it will not activate.
Saved Dead Patient multipliers will not be applied after xHole feature.
xMental
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Activated when an xMental symbol lands in a Fire Frame or a Fire Reel anywhere on the reel area. This triggers an extra spin with the following features:
- All reel positions will get Fire Frames.
- Enhancers will reveal xWays, xNudge Wild, or xSplit.
- Possibility of triggering xHole.
If xMental lands outside a Fire Frame or a Fire Reel then it will not activate.
If an active xMental symbol lands during the bonus trigger, xMental feature will not be triggered.
Mental Transform
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Landing Disembodied Scatter symbol on reel 2 or reel 4 in the game triggers the Mental Transform feature.
Disembodied Scatter symbol gets transformed to one of the following symbols: xWays, xSplit, Dead Patient, Wild or Patient symbol.
Scatters
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Cognitive Scatter symbols can only appear on reels 1, 3, and 5 in the main game.
Disembodied Scatter symbols can only appear on reels 2 and 4.
Scatter Symbol Combinations:
Landing 3 Cognitive Scatter symbols triggers 8 Bloodletting Spins.
Landing 3 Cognitive Scatter symbols and 1 Disembodied Scatter symbol triggers 9 Surgery Spins.
Landing 3 Cognitive Scatter symbols and 2 Disembodied Scatter symbols triggers 10 Experimental Spins.
Extra Spins for Bonus Rounds:
Each Scatter symbol landing in a Fire Frame awards +1 spin.
Each Scatter symbol landing in a Fire Reel awards +2 spins.
Bloodletting Spins
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Fire Frames and Fire Reels remain sticky throughout the bonus round.
Landing 1 Disembodied Scatter symbol upgrades the remaining spins to Surgery Spins and awards +1 spin.
Landing 2 Disembodied Scatter symbols upgrades the remaining spins to Experimental Spins and awards +2 spins.
Surgery Spins
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In addition to the Bloodletting Spins features, Disembodied symbol gets sticky and triggers Mental Transform feature for each spin.
Dead Multiplier: The highest 'Multiplier' from each Dead Patient Symbol is collected with its 'Count'. Count signifies the number of particular Patient symbols revealed. For example: If 3 Patient (1) symbols are revealed with Multipliers x5, x10 and x15 respectively then Patient (1) would get collected with Multiplier: 15 and Count: 3.
Once collected, the Dead Multiplier would be transferred to their respective Patient symbols based on the Count when a new collected Patient symbol appears on the reels. For example: If Patient (1) has a Multiplier: 15 and Count: 3, first 3 occurrences of Patient (1) gets x15 Multiplier.
Every time a Dead multiplier is transferred to a Patient symbol, the Count decrements by 1. Dead multiplier does not transfer to a symbol revealed from Dead Patient symbol.
Landing 1 new Disembodied Scatter symbol upgrades the remaining spins to Experimental Spins and awards +1 spin.
Experimental Spins
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In addition to the Surgery Spins features, both Disembodied symbols get sticky and trigger Mental Transform feature for each spin.
The Dead Multiplier count for the Patient symbols does not decrement after its transfer to a Patient symbol. It keeps building up with new Dead Patient symbol reveal.
Nolimit Booster (where available)
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At a cost of 1.4 times the base bet, the player is guaranteed a Cognitive Scatter symbol on reel 1.
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At a cost of 6 times the base bet, the player is guaranteed Fire Frames on all reel positions.
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At a cost of 99 times the base bet, the player is guaranteed to activate xHole.
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At a cost of 3200 times the base bet, the player is guaranteed to activate xMental.
Note: These modes/features may not be available in all jurisdictions.
God Mode
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- Chase the maximum potential win (Death Is Just The Beginning) by landing xGOD symbol on each reel at a cost of 6666 times the bet.
Death Is Just The Beginning
The maximum potential payout of the game is 99999 times the base bet.
When the total win exceeds this amount the game round will end and 99999 times the base bet is awarded.
The maximum potential win can also be achieved instantly in the main game by landing one xGod symbol on each reel in a single spin.
108+ Win Ways
Winnings are calculated by multiplying the value of the symbol in the pay table and the number of the ways of the winning symbol. Only the highest win per bet way is paid.
A winning combination of the same symbol pays from leftmost to right on adjacent reels. A malfunction voids all pays.
Game Rules
Mental II is a video slot with following feature(s):
- Fire Frames & Fire Reels
- Dead Patients
- Enhancer Cells
- xHole
- xMental
- Mental Transform
- Bloodletting Spins
- Surgery Spins
- Experimental Spins
- xGod
- Death Is Just The Beginning
- 108 win ways by default (see pay table for more info).
- The theoretical return to the player (RTP) for this game is shown in-game.
- Simulated maximum potential payout is 99999 times the bet (1:18000000 rounds).
- Features and spin results affect each other within a game round.
- A Wild symbol substitutes for any regular paying symbol.
- A Wild symbol substitutes for the highest possible winning combination according to the pay table.
- When the xGod symbol lands, only xGod and Spider symbols can appear during that spin. The Spider symbol does not add any value.
- Split Cognitive/Disembodied Scatter symbol will be counted as 1 for bonus trigger.
- Bloodletting, Surgery & Experimental Spins Mode: No Cognitive Scatter symbol will land.
- Experimental Spins Mode: No Disembodied Scatter symbol will land.
- When a symbol with Dead multiplier splits, the newly split symbol does not get the multiplier from xSplit feature.
- Surgery & Experimental Spins: The Dead Patient multiplier will first be applied to the xWays revealed by the Disembodied Scatter symbol, followed by the Enhancer positions, in left-to-right order.
- A winning combination of the same symbol pays from leftmost to right on adjacent reels.
- Coinciding wins on multiple combinations are paid out.
- Winning combinations and pays are made according to the pay table.
- Different reel configurations are used, depending on the game mode (main game or any of the bonus modes).
- All symbol payout values in the pay table are displayed in the same currency as bet placed.
- A malfunction voids all pays.
- Malfunction in gaming hardware/software; all affected bets are refunded.
- Game rounds not finished within 7 days will automatically be closed. Any accumulated wins during that game round will be paid out. These rounds cannot be replayed.
- Game rounds with a win that can be gambled with, that is not finished within 24 hours will automatically be closed. Any accumulated wins during that game round will be paid out.
- Autoplay (where available) automatically plays the game for selected number of rounds or when any of the advanced autoplay setting criteria are fulfilled.
- When changing autoplay settings during a game round, all settings will take effect upon completion of the game round or feature.
- Some features including autoplay and buy feature may be mandatory for some jurisdictions.
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Important Note on Mental II Demo & Free Play
Many players search for a Mental II demo or Mental II free play version to see how the slot is structured. As playable demos are not provided here, this page presents the key details instead.
The information highlights the most important elements of Mental II, based directly on the game itself.
This acts as a substitute for demo access, giving you a reliable overview of the slot.
*All values (Bet Levels, Maximum Wins etc.) mentioned in relation to this slot game are subject to change at any time. Game features mentioned may not be available in some jurisdictions.

