Borderlands sees another new add-on released in the form of Mad Moxxi's Underdome Riot which was released on PS3, XBOX and PC January 7th 2010. The second downloadable content from Gearbox Software offers players an all new chance to rain riot down on others through the new Riot Arena that can be found in the game, sound fun? Read on for more on this new installment.

The new add-on lets players join in an obliteration to the last man standing style fight, telling players to slug it out against hundreds of other fighters in order to prove that they are Gods gift to gun fights. The first add-on The Zombie Island of Dr. Ned which was released November 2009 proved quite popular among players and they have been itching for more content in this game that is taking a new genre too a whole new level. The RPS (Role Playing Shooter) as it has come to be known has alot to offer to gamers and with these new available updates there is plenty for fans to get stuck into.

You can download both add-ons now via Steam for PC, Xbox Live and PSN right now. Here are some tasty little screenshots for those of you that have not yet delved into the chaos of Mad Moxxi's Underdome Riot.

Downloaded the content and have something to say about it, feel free to do so in the discussion below or on our forums.