Marvel Super Hero Squad Online is doing for surpassing six million registrations -- and the players are the gift recipients! Until October 31st, 2013, Gazillion Entertainment is offering one week of paid subscription for the free-to-play game. Each account can claim this gift one time by entering the code 6MILPLYRS in the "Redeem a Game Code!" box on the official site.
Marvel Super Hero Squad Online has over 100 playable heroes to choose from, including such favorites as Black Widow, Spider-Man, Wolverine, Hawkeye, Thor, Hulk, Iron Man, Captain America, and more. The game also offers various game modes, sidekicks, titles, world events, arcade games, and even a collectible card game starring Super Heroes from the game. To play, head on over to the site to sign up.
[Source: Gazillion Entertainment press release]