I know it is bit vague to play games on Mainframes .. In case you want to be on mainframe screen and play a game, here is one “mainframe keyword guessing game”.. Currently code has 30+ keywords with length <= 5 and no repeating letters in each keyword. You can modify the code as you need.
Here is the code file for the “Mainframe REXX Guess Game based on Mainframe Keywords.Docx”
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