Aganju: I think the issue is that the routine uses the current time as seed or so. If you make many moves within a minute, all your opponents get the same roll. I have started to wait a full minute before re-rolling in dice poker, and it helps a lot to get a different result.
(hide) If you want to find an opponent with similar playing skills to your own look in the Ratings page of the type of game you want and find a player with a similar BKR. (pauloaguia) (show all tips)