Retrieving an Admin Costume (so people think you're an admin) 
Toggle All Sounds (basically pressing all clickdetectors that play a sound for everyone, like an ear rape)
Executing Infinite Yield directly from the GUI (you can kill/fling everyone in the game using ;invisfling)
A list of all sounds in-game you can play/stop (don't know what this could be used for, maybe tricking people that the game will start?)