http://www.blizzard.com/diablo3/index.xml

Search very hard on this page, actually if you have any clue what I'm talking about you will find it right away. A few hints.

• No one knows what it does.
• Has 4 options. (2 of which are rare)
• Annoys the piss out of everyone who finds it.

Ok, I can't help myself, the GOD DAMN gem is back... son of a