I know few, (and most of you) have minecraft, and haven't played it in a while. With the new update is a new mob "Enderman."
Notch's post about enderman:
Here's a video of what it basically does:
http://www.youtube.com/watch?v=DIeQgwEJUms&feature=player_embedded (most likley a fake)
This will more the game full of more scares and fun.