"This week, Blizzard tightened up its procedures to ensure compliance with these laws, and players connecting from the affected nations are restricted from access to Blizzard games and services," read the statement.
Unfortunately, said Blizzard, the same sanctions meant it could not give refunds to players in Iran or help them move their account elsewhere.
"We apologise for any inconvenience this causes and will happily lift these restrictions as soon as US law allows," it added.
Although the block on Wow has been imposed by Blizzard, other reports suggest a wider government ban might have been imposed.
Players of Wow and other games, including Guild Wars, said when they had tried to log in they had been redirected to a page saying the connection had been blocked because the games promoted "superstition and mythology".
Blizzard said it had no information about Iranian government action against online games.
These sorts of enviroments are a fascinating phenomenon to me, not necessarily from the standpoint of the environments themselves, or the experiences they help facilitate, but with the degree of engagement, dedication and time investment that people willingly and independently put into them.
why the obsession with delineating where learning stops and open-ended fun begins? Why must there be a distiction?
A new way to play Monopoly will be launched today on Google; Monopoly City Streets is a MMO where players use Google Maps as the game board to buy up property and try to become the richest one of your friends.
The game is supposed to be launching today however at the time of writing this the site has not gone live.