Super Hero Squad Online commemorates its third birthday

SHSO
Who says kids MMOs are dead? Not Super Hero Squad Online! The adorable chibi-superhero MMO turns three this week, boasting seven million registrations since launch, 144 different playable heroes, playable villains, and even a new crafting system.

The celebratory game additions and perks include new characters (Spider-Ham, Captain America Stealth, Falcon EXO-7, and Winter Solider), new world event heroes, hero sales, Facebook giveaways, a 20%-off sub sale through April, and a birthday card contest.

Enjoy the festivities in the brand-new trailer below.

[Source: Gazillion press release]

This article was originally published on Massively.