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 word guessing game”.. All are random words with length = 5 and no repeating letters in each word. You can modify the code as you need. This is a tweak from this post.
Here is the code file for the “Mainframe REXX Guess Game based on 5 letter words.docx”
In United States, If you would like to Earn Free Stocks, Credit card Points and Bank account Bonuses, Please visit My Finance Blog
You may also like to look at: