Thor meets the only other person worthy to wield Mjolnir, Beta-Ray Bill, in our exclusive clip from this weekend's new episode of "The Avengers: Earth's Mightiest Heroes!"

Watch as the two face off in the clip below, and to find out just why the two have come to blows catch the new episode this Sunday morning at 11:00 a.m. ET inside Marvel Universe on Disney XD!

The June issue of PREVIEWS goes on sale in comic shops May 30th, showcasing products scheduled to go on sale beginning August 2012. On the cover is Dark Horse Comics' Buffy the Vampire Slayer: Spike #1. You can get a sneak preview now by checking out the website's Premier and Catalog Sections for the June Gems and Featured Items!

Today Marvel wants to take the time to thank all of the fans who have liked and followed us on our social media adventures! To show our appreciation we'll be setting up exclusive sales, cool surprises and much more!

We'll be starting the festivities off with a 99 cents Digital Comics sale of INCREDIBLE HULK (1999) #77-112. If you loved the Green Goliath in "Marvel's The Avengers," follow his ongoing adventures during this sale! For fans who love to shop at the Marvel Store, shipping will be free to show our appreciation for your support!

There will be also be publishing exclusives appearing throughout the day on our Twitter and Facebook feeds, so be sure to be on the lookout! Finally, we'll be releasing an exclusive special animation clip just for you!

Don't forget to check us out on Facebook, Twitter, YouTube, GetGlue, and Google+ to further enhance your Marvel experience because this is Your Universe! Make like The Watcher, make sure to keep an eye on the Marvel's Official Twitter and Facebook feeds for more information regarding the celebration!