Keep an eye out for them on the PokerStars website, the cash giveaway. . This type of bonus, in particular, is designed with new players in mind. Like most online casinos, Rizk offers a nice welcome bonus to get you started. Captain Spins accepts several major payment methods. You wont struggle to have a brilliant time gaming at Rizk Casino, making this quite the Super Bowl upset. Captain Rizk Megaways online slot machine is exclusively available at Rizk Casino. You wont struggle to have a brilliant time gaming at Rizk Casino, making this quite the Super Bowl upset. Captain Spins accepts several major payment methods. Free.