Players: 2
Object: To score more points than your opponent by capturing your opponents dice, and preventing your own dice from being captured.
Scoring:
Each captured opponents dice scores its number of sides in points. (i.e. A standard die, or d6 is worth 6 points).
Each of your own dice you kept scores half its number of sides in points. (i.e. A d20 is worth 10 points).
Highest Score wins the round.
If any round is a draw, immediately replay it.
First player to win 3 rounds winds the game.
Official Site: Buy real buttons to wear to conventions, Rules, the iPhone game.
Official Rules: The Basic Rules.
Online Play: Features asynchronous multi-player, and keeps in-depth stats on matches.
Official Fan Page : Many good strategy articles.