Visit the Roobet website and create a new account. During the sign-up process, locate the field for a referral or promo code. Enter the code "4DUEL" exactly as it appears. Complete your registration and proceed to make your first deposit. The bonuses linked to the referral code will be applied automatically. This process ensures that you get the full advantage of the code without missing any rewards. Deposit Bonus: Receive a percentage bonus on your initial deposit, increasing your bankroll. Free Spins: Access free spins on selected slot games, allowing risk-free play. Exclusive Offers: Gain entry to special promotions and tournaments exclusive to referral code users.