Betsuna Mystery Box: Win up to 100 Free Spins
The Betsuna Mystery Box promotion gives players a random Free Spins reward after making a qualifying deposit. It is available from Monday to Thursday, with prizes ranging from 25 to 100 Free Spins.
The offer can be claimed once per day, meaning players can potentially open four Mystery Boxes each week.
How to open a Mystery Box
Deposit at least £20 through the casino cashier using promo code MBOX. This unlocks one Mystery Box, which reveals a random Free Spins prize.
Possible rewards and their stated probabilities are:
| Reward | Chance |
|---|---|
| 25 Free Spins | 36.5% |
| 35 Free Spins | 36.5% |
| 45 Free Spins | 10.43% |
| 55 Free Spins | 10.43% |
| 65 Free Spins | 5.21% |
| 100 Free Spins | 0.94% |
Wagering and expiry
Winnings from the Free Spins are subject to a 10x wagering requirement before withdrawal. Game contribution rates can vary.
The Mystery Box itself remains available for 24 hours after being awarded, while the bonus and associated winnings expire 7 days after being credited.
After completing the wagering requirement, up to £20 in bonus funds can be transferred to the real-money balance.
Terms and conditions of the promotion
- The offer runs from Monday at 00:00 GMT until Thursday at 23:59 GMT.
- A minimum deposit of £20 is required using promo code MBOX.
- Qualifying deposits must be made through the casino cashier.
- One Mystery Box can be claimed per day.
- Each Mystery Box awards between 25 and 100 Free Spins.
- Free Spins winnings are subject to a 10x wagering requirement.
- The Mystery Box expires 24 hours after receipt.
- Bonus funds and related winnings expire after 7 days.
- The maximum amount convertible to the real-money balance is £20.
- Deposits made using Skrill or Neteller are excluded.
- Withdrawal requests may cancel active or pending bonuses if their conditions have not been completed.
- Betsuna may amend, suspend or cancel promotional rewards that have not yet been awarded.
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