Descend into the caves where bats remake whatever they fly across. Someone has to follow the swarm deeper, and every symbol a bat crosses turns into one matching symbol with a multiplier of 2x to 100x. Mystery Bats is a high volatility, scatter-pays slot from Hacksaw Gaming. Gather 8 or more matching symbols anywhere on the 6x5 grid to pay a win, then the bats fly at the end of each tumble. Landing 3 or 4 scatters opens Nightfall or The Swarm, each with 10 free spins. Nothing pays past 25,000x your stake. Here is how you play.
Pick your stake and spin the 6x5 grid.
Watch for 8 or more matching symbols to land anywhere on the grid.
Winning symbols tumble away, and new symbols fall to create more wins.
At the end of a tumble, a Mystery Bat flies across the grid, turning symbols in its path into matching symbols and assigning multipliers from 2x to 100x.
Land 3 scatters to trigger Nightfall with 10 free spins, where the chance of Mystery Bat symbols is increased.
Land 4 scatters to trigger The Swarm with 10 free spins, which guarantees at least 1 Mystery Bat symbol on every spin.
Nightfall (3 scatters): awards 10 free spins. The chance of Mystery Bat symbols is increased. Landing 3 scatters or more on the next spin awards 10 more free spins.
The Swarm (4 scatters): awards 10 free spins. It guarantees at least 1 Mystery Bat symbol on every spin.
The RTP is 94% on Acebet.cc.
Volatility is high, rated 5/6 by the provider.
The max win is 25,000x your stake.
It has no paylines. It pays anywhere, so 8 or more matching symbols count as a win no matter where they sit on the 6x5 grid.
| Symbol | Top pay |
|---|---|
| Clock | 500x |
| Chalice | 250x |
| Ring | 200x |
| Cross | 150x |
Wins land on 24.74% of spins on Acebet.cc. That is roughly one paying spin in 4.
No, there is no demo mode on Acebet.cc. Gold Coins are the free way to play it.
Yes, it has two free spins rounds. Nightfall awards 10 free spins when 3 scatters land in the base game. During Nightfall, the chance of Mystery Bat symbols is increased. The Swarm awards 10 free spins when 4 scatters land in the base game, and it guarantees at least 1 Mystery Bat symbol on every spin. Acebet.cc's welcome bonus can be used on Mystery Bats.
Yes, it has bonus games. Landing 3 scatters triggers 10 free spins in Nightfall, and 4 scatters triggers 10 free spins in The Swarm.
The Mystery Bat transformation is the core mechanic. At the end of a tumble, one or more bat symbols fly across the grid. Each bat converts symbols in its path into the same paying symbol. Each transformed symbol receives a random multiplier ranging from 2x to 100x. When these transformed symbols land in a win, their multipliers combine for the final payout.
Yes. New players get 10 SC free at signup with code ACEBET, no purchase necessary, plus a 200% bonus on a first Gold Coin purchase up to 10 SC. Bonus SC carries a 1x playthrough before it can be redeemed. Both can be played on Mystery Bats. Claim the no deposit social casino bonus. You must be 18 or older, and eligibility depends on where you play from.
It is a high volatility slot with a 24.74% hit rate and a max win of 25,000x your stake. Wins occur on less than a quarter of spins, but the top payouts can be substantial. The Mystery Bat transform is central to its design: bats fly across the grid, convert symbols in their path, and assign multipliers that combine in the final win. The slot offers a Bonus Buy option to access its features directly. For more of the same hunt, there is keep digging game.
It pays when 8 or more matching symbols land anywhere on the grid. After a win, the symbols involved tumble away and new symbols fall into their place, allowing for chained wins.
The Mystery Bat feature is a transformation mechanic. At the end of a tumble, one or more bat symbols fly across the grid, convert symbols in their path into the same paying symbol, and add a random multiplier to each. These multipliers combine if they are part of the final win.
Landing 3 scatters triggers the Nightfall bonus round, which awards 10 free spins. Landing 4 scatters triggers The Swarm bonus round, which also awards 10 free spins.
No, the game does not have a standard wild symbol that substitutes for other symbols to form wins.
Here are more mystic slots from the full social casino slots library on Acebet.cc.
RTP and volatility are set by the provider and subject to change. The figures above were accurate at publication. The in-game paytable always shows what the build is running right now.
| Game | User | Play Amount | Multiplier | Profit |
|---|---|---|---|---|
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