General Information: Is Rivalo Legit Sites like Rivalo. SignorBet Casino Review. General Information: Is Rivalo Legit Sites like Rivalo. [HOST] head of casino Cristiano Azzolini [HOST] has agreed a content supply deal with Dominican Republic-based operator Superbets. republic/ never [HOST] casino-online/ never [HOST] Best Online Casinos Dominican Republic. [HOST] head of casino Cristiano Azzolini [HOST] has agreed a content supply deal with Dominican Republic-based operator Superbets. republic/ never [HOST] casino-online/ never [HOST]. Best Online Casinos Dominican Republic. SignorBet Casino Review.