Heroes of Newerth

Heroes of Newerth is a Multiplayer Online Battle Arena (MOBA) game based on Defense of the Ancients. The game is created by S2 games. It is available on multiple operating systems such as Windows, Linux, and Mac OS. It is currently in free to play with over 120,000 registered users. The pre-order sales began on August 22, 2009.
The game consists of two teams that battle against each other. The teams, the Hellbourne and the Legion, offer players a wide variety of unique heroes that the player controls in the game. The heroes of each team are categorized as: Intelligence, Strength, and Agility. 
Many of the heroes and items in the initial version of the game were taken directly from Defense of the Ancients. However, there are a now lots of heroes and items that are designed and created by S2 Games.