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| RTP | 96.25% |
| Provider | Rival Gaming |
| Volatility | high |
| Max Win | - |
| Theme | Halloween |
| Paylines | 243 |
Howl-O-Ween is an online slot machine created by Rival Gaming. This spooky high-volatility game captures the spirit of Halloween with 5 reels, 3 rows, and 243 paylines filled with eerie surprises. Players can try the free demo or spin for real cash rewards. Signup Now to start your haunting adventure at Las Atlantis Casino.
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Hallo Win Party
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Heart of Tiki
Home Run Riches
Hot Chilli Bells 100
Hungry Hogs
Hysteria
Incan Wilds
Independence Grill
Island Desire – Hold & Win
Jackpot Ganesha Fortune
Jackpot Shanty
Jade Flame Legacy
Jenny Nevada and the Diamond Temple
Joker X Love
Howl-O-Ween by Rival Gaming drops you into a dark little town with lanterns glowing in the night. The theme is simple Halloween—books, lights, gems, full moon. Spins feel like walking down a quiet street where something can pop up at any time. It’s a mix of spooky and light, nothing too heavy.
To play Howl-O-Ween slot, set your bet with the “+” and “−” buttons, then press Spin. Match symbols like lanterns, books, and gems on paylines. The game has four jackpots — Mini, Minor, Major, and Grand — shown above the reels. You can try demo mode or play for real money on the site.
| Symbol | 5x | 4x | 3x |
|---|---|---|---|
| Hat | 18 | 8 | 2 |
| Lantern | 14 | 6 | 2 |
| Book | 8 | 4 | 1 |
| Gem | 5 | 3 | 1 |
| A | 4 | 2 | 1 |
| K | 2 | 1 | 1 |
| Q | 2 | 1 | 0 |
| J | 1 | 1 | 0 |
| 10 | 1 | 0 | 0 |
Land 6 or more Blood Moon symbols to trigger the Hold & Win Bonus, where all Prize symbols lock in place and re-spins continue for bigger rewards.
Yes. It’s licensed. Uses a tested RNG.
Many pick Las Atlantis. It’s stable and accepts crypto.
No app here. Just open and play in your browser.
