The words omitted are the Hangman puzzle answers (not given for obvious reasons). Little difference between the two randoms. In fact, the method Greenfoot.getRandomNumber(int) uses java.util.Random in its implementation.

@Roshan123, it is just a matter of comparing user to a list during logging in. List is literal code that would be updated as needed. I used a BannedWorld set active if banned user tries to log in.

One issue may be the sound file names. Remove "sounds//" from ALL. Another issue may be the loading of the static sound file (I believe it was in the Scraps class). Try having it loaded after world instantiation.