SAN FRANCISCO, CALIF. — March 10, 2010 — LucasArts today announced that everyone’s favorite pirate, Guybrush Threepwood, is heading back to the Caribbean in Monkey Island® 2 Special Edition: LeChuck’s Revenge®. Coming this summer for Xbox LIVE® Arcade for the Xbox 360® video game and entertainment system from Microsoft, PlayStation®3 computer entertainment system on the PlayStation®Network, iPhone, iPod Touch and Windows PC, the new game follows on the success of The Secret of Monkey Island®: Special Edition and adds exciting new gameplay features to make this the most complete Monkey Island experience yet.
Also, the website does not list Mac as a platform being supported. I don't know where you heard that it was going to be released for Mac, but I can 99% guarantee you that there won't be a Mac version. Sorry.