Winshark Casino runs a 40% deposit bonus up to €250 for existing players. The minimum deposit is €20.
The bonus carries a 45x wagering requirement. The Madnessday Bonus is available every week on Wednesday from 00:00 UTC until 23:59 UTC. The maximum bonus bet amount is €5.
The offer expires on 2026-10-21. It's worth checking the terms before you deposit, since the wagering applies to the bonus amount.
This suits players who already hold an account and want extra funds for a Wednesday session. The 40% rate applies to deposits of €20 or more, up to a €250 cap; that's the ceiling on the bonus.
The wagering requirement is 45× the bonus amount.
The minimum deposit is €20.
No bonus code is needed — open the offer at Winshark Casino to claim it.
This offer is valid until 2026-10-21.