Established: Official Site. Below you will find a list of all the Slotshall Casino bonuses While the colon is Costa Rica's preferred currency, then it may well. License: Costa Rica. . By: Russell Potvin. Below you will find a list of all the Slotshall Casino bonuses While the colon is Costa Rica's preferred currency, then it may well. Asia Lucky Fox Casino · Betn1 Casino · Slotshall Casino.