Check out the enhanced and expanded CG trailer for the upcoming "Super Hero Squad Online" MMO!

Feast your eyes on the first footage from "Super Hero Squad Online," the upcoming MMO from Marvel and Gazillion!

Fight the evil forces of Doctor Doom with your favorite Marvel Super Heroes in Marvel's first free-to-play massively multiplayer online (MMO) game as Gazillion Entertainment and Marvel Entertainment announced today that Super Hero Squad Online is now live.

Get in the holiday spirit with all your friends at "Super Hero Squad Online," and check out all the festive in-game decorations!

Check some of the featured SHSO characters, including Thor, Captain America, Spider-Man and others, and get ready to Hero Up for Marvel's first MMO in 2011!

Check out the trailer for "Marvel: Avengers Alliance," Marvel's first Facebook game coming soon! The Avengers join forces with Wolverine, Spider-Man, the Fantastic Four and more to prevent a cataclysmic event in this new free-to-play strategy game.

A look at all the characters available to create the various Marvel teams found in Marvel: Ultimate Alliance. Choose from a cast of over 20 playable characters and then select an existing Marvel team such as the New Avengers, Fantastic Four, Marvel Knights--to name a few--or build your own! Plus, get a look at some of the killer cut-scenes from the game!

Get the full rundown on who's who in this Final Character Roster Trailer for "Marvel vs. Capcom 3: Fate of Two Worlds"!

Hero Up on the go and in 3D with 'Super Hero Squad: The Infinity Gauntlet,' available fall 2011 for Nintendo 3DS!

Get the full roster of characters in this new trailer for "Ultimate Marvel vs. Capcom 3"!

Check out this special Halloween trailer for "Super Hero Squad Online"!

The Super Hero Squad must battle Thanos for the Infinity Stones! But they have new members, new powers and new challenges! Check out the first trailer for the "Super Hero Squad: The Infinity Gauntlet" video game, coming fall 2010.

Watch the teaser trailer for the upcoming "Marvel Super Hero Squad" Nintendo Wii video game.

Check out this awesome official launch trailer!!

Check out the Ultimate Cinematic Trailer.

Learn more about the awesome Card Game mode in "Super Hero Squad Online," available to play now at http://www.HeroUp.com!

Get a first look at alternate costumes and gameplay from "Super Hero Squad Online" in this special Halloween trailer!

The Squaddies--including fan favorite Squirrel Girl in her first video game appearance--hero up in "Super Hero Squad: Comic Combat" for the uDraw GameTablet!

Squirrel Girl hops into center stage in this new trailer for "Super Hero Squad: Comic Combat," available November 15 for PlayStation 3, Xbox 360 and Nintendo Wii on the uDraw Tablet!

Check out the final trailer for "Super Hero Squad: Comic Combat," on sale Tuesday, November 15, for the PlayStation 3, Xbox 360 and Nintendo Wii with the uDraw Gametablet!

Check out the final "Ultimate Marvel vs. Capcom 3" trailer featuring the full character roster!