T&Cs Apply. up to €$3, + Free Spins Welcome. To claim the bonus, players need to use the code OZWELCOME-B when. Important Winsmania Casino. The first welcome bonus is a % match up to $ and 50 free spins on Bubble Bubble 2 Slot. . Crypto Cashback On Every Deposit; Weekend. Winsmania Casino Logo. 17/01/ % bonus up to £2, + Free Spins. Get Bonus. rating. Bonus Amount: USDT + 50 Free Spins ; Bonus Code: Not Required ; Wagering: 35x ; Maximum Bonus Cashout: No Limits ; Eligible Games: “Gates of Olympus” casino. Promo Code Min. Deposit: €$ Wagering: 40x. % bonus up to £2, + Free Spins.