vocalist on the soundtrack of Devil May Cry 3: Dante's Awakening. Released with the Japanese version of the game is Japanese rock band, L'Arc-en-Ciel, and their new single, "Drink It Down", which is used as the Japanese opening for the game. The company presented the game's first demo at an event titled "Capcom's Gamer's Day", where Kobayashi highlighted several of the game's features. With the team focused on completing the game, a new demo was not produced in time for the 2007 E3 Media and Business Summit. Collector's Edition A collector's edition of the game was released at the same time as the regular version. The North American version features a bonus disc containing the making of Devil May Cry 4, and an additional disc of the first four episodes of Devil May Cry: The Animated Series, while the European and Australian versions include a signed artbook instead, titled Art of the Devil A very small number of Collector's Edition packages were signed by the game's producer, Hiroyuki Kobayashi, on the back of the metal tin on Dante's left shoulder. This number was reported to be as low as only 100 signed copies for each console, for a total of 200 signed copies. Both versions were packaged in a steelbook case. An iOS version called Devil May Cry 4: Refrain was announced January 11, 2011. It was released on February 3, 2011. Reception Critical reception Devil May Cry 4 received favorable reviews, according to review aggregator Metacritic. Japanese gaming magazine Famitsu gave the game a "Platinum" rank as part of its review. It praised the difficulty balance and gameplay options. Devil May Cry 4 received praise for its hack and slash mechanics. Xbox World Australia called it "the most solid of all of the Devil May Cry games" citing its responsive controls despite being the first game in the series to be released for the Xbox 360 and PlayStation 3. PSM3 rated the game's degree of difficulty positively based on how the system ranks the player and the challenges the game offers. 1UP.com praised the gameplay and "predictably slick" looks. However, sites often criticized the game's backtracking elements, a big issue found within the level design. Some criticized the theme songs. The use of boss fights and the approach to the action's style was well received by GameSpot. They felt it would attract and appeal to gamers despite the backtracking