License: Costa Rica. 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. 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.