Randomized champ will now be outputted in a MsgBox.
Added the actual functionality for Checkboxes, and chosing a Champion from the selected roles.
We are now outputting an Error Message in a MsgBox if there are no Champions we can randomize from.
Removed Text-Box display for resulting Champion.
Renamed Form1 to MainWindow.
Switched to a more concise lambda (including attribution to originator)