Crack the Safe with the Thursday Deposit Bonus at National Casino – What’s Inside?

Posted: January 20, 2026

Updated: January 20, 2026

Unlock a mystery prize every week with the Thursday Deposit Bonus at National Casino. Deposit €40 to reveal cash, spins, or match bonuses. Claim yours now.

GamingZion Editor's Rating

4.6
  • Available Games5.0
  • Minimum Deposit Requirement4.0
  • Prize Value5.0
  • Promotion Duration5.0
  • Wagering Requirement Difficulty4.0

Thursdays just got a lot more interesting. Stop settling for the standard menu and take a chance on the “Secret Bonus.” The Thursday Deposit Bonus at National Casino lets you deposit €40 to reveal a random reward that could range from massive free spin packs to cold, hard, wager-free cash.

“Life is like a box of chocolates,” but in this racket, I prefer cash over cocoa. National Casino has decided to inject a little chaos into your weekly routine. Every Thursday, they offer a Secret Bonus. You don’t know what you’re getting until you pull the trigger, and that’s the thrill. You might walk away with a standard match, or you might hit the jackpot with €100 in wager-free cash. It’s a blind buy-in, but with a floor of €40, the upside is heavy. Read my latest review about National Casino to see if you have the guts to play the mystery game. Put your chips in the middle and see what the dealer slides your way.

What You Could Uncover

  • The Holy Grail: €100 Cash Bonus with NO WAGERING requirements.
  • The High Roller: A massive 200% Deposit Bonus up to €500.
  • The Volume: Up to 300 Free Spins spread across 5 slots of your choice.
  • The Value: 30 Free Spins played at a higher bet amount.
  • The Grinder: 40 Free Spins with a low x5 wager.

Why the Thursday Deposit Bonus at National Casino is a Gamble Worth Taking

Most online casino sites in Germany  (and their European counterparts) bore you to death with predictable 50% matches. This offer keeps you on your toes. It’s the gambling equivalent of a mystery box. The fact that a “No Wager” cash prize is in the pool makes this arguably the highest-value reload on the market if you run good. If you are tired of the same old offers, check out the hottest online gambling promotions in my area, but honestly, the potential upside here is unmatched. You make the deposit, you take the ride.

Terms and Conditions

Here is the dossier. The Secret Bonus is available strictly on Thursdays from 00:00 to 23:59 UTC. You must select the bonus card and deposit a minimum of €40 in a single transaction. You get one shot per week. Once the bonus is revealed, you have 3 days to activate it and 7 days to complete any wagering requirements (unless you hit the no-wager cash, in which case, enjoy the free money).

Full Terms and Conditions apply. No such thing as free money – play smart, play responsibly.

Check out the latest online casino promotions ! To learn more about the best Online casino Sites in United States, have a look at the Online casino Reviews section.

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