Blizzard has finally put an end to all the rumours and has officially announced the release date of what is probably the most anticipated game in last few years - Diablo III. The game should be available world-wide in both retail as well as digital form on Battle.net on May 15th.

Blizzard has announced that PC exclusive shops in the USA, Canada, Europe, South Korea, Southeast Asia, Australia, New Zealand, Taiwan, Hong Kong, and Macau as well as digitally in all those regions and Mexico, Argentina, Chile and Brazil. Gamers in Russia and listed Latin American countries will be have to wait until June 7th to get their own.

In addition to the official date announcement, Blizzard has also kicked off their digital pre-sale and you can already book your own copy at Blizzard.com. Blizzard also did a promotion that gives you Diablo III for free, as well as some extra WOW content, if you sign up for World of Warcraft Annual Pass. This offer expires on 1st of May.

The Diablo III will support all Windows as well as Mac and will be sold for US $59.99 for both retail and digital version. There is also an exclusive Collector's Edition that will be exclusively sold in retail shops at a suggested retail price of US $99.99.

The Collector's Edition includes the full game on DVD-ROM, a behind-the-scenes Blu-ray/DVD two-disc set, the Diablo III soundtrack CD, a 208-page Art of Diablo III book, and a 4 GB USB soulstone (including full versions of Diablo II and Diablo II: Lord of Destruction) and corresponding Diablo skull base, as well as exclusive in-game content for Diablo III, World of Warcraft, and StarCraft II: Wings of Liberty.

As it was already detailed, the Diablo III will offer, what Blizard likes to call "the ultimate action-RPG experience" with five different characters; barbarian, witch doctor, wizard, monk, or demon hunter.

You can reserve your copy and get more details at both Diablo 3 site and Battle.net.