Superior Casino is saying farewell to May with a one-time only cashback. All deposits today apply for a: Tomorrow Saturday May 30th, you will receive a: 25% CASHBACK for your NET Losses today!! This is like an insurance bonus. If you win today then it's your lucky day, but if you don't, you'll get a second chance tomorrow.* You are welcome to use any promotion available at the casheir or none at all. * Cashback is based upon losses from your starting balance for Friday May 29th at 00:01 EST. The cashback period runs for today only until 11:59 PM Eastern Time (US).