Notch has made a new game called minicraft,heres the link s3.amazonaws.com/ld48/ld22/index.html its a indie game like minecraft but locked on hardcore because when you die u have to delete your world its a really fun game powered by java the controls are arrow keys to move c to hit blocks/mobs and x to open inventory to select items from your inventory press c.
I know the link doesnt work so just copy and paste to the url bar