We rejected the complaint because the player didn't respond. . This site advertises. Procedure for submitting a complaint or dispute for issues or events related to the products or services carried out by Novibet related to betting and / or. Novibet is offering their players the % version. The player from Greece is dissatisfied with the casino's RTP (Return to Player). However, Novibet Casino does not offer players no-deposit bonuses or wager-free spins. You understand that Novibet has the right to unilaterally limit your gaming activity (bets, payouts) and/or your transactions (deposits / withdrawals), if.