Dead or Alive 3 (Japanese: デッドオアアライブ3, Hepburn: Deddo Oa Araibu Surī, abbreviated as DOA3) is a 2001 fighting video game developed by Team Ninja and published by Tecmo for the Xbox console as one of its launch titles. It is the third main entry in the Dead or Alive fighting series. Dead or Alive 3 improved upon the gameplay and graphics in superior detail compared to that of its predecessors.
The game's story focuses on DOATEC's attempt to create the ultimate human weapon through the Omega project by transforming the Mugen Tenshin Ninja Clan's Hajin Mon leader, Genra, into an evil superhuman called Omega. The ninjas enter the third Dead or Alive tournament to defeat Omega.
Dead or Alive 3 was very well received. The game was a commercial success upon release, selling over 1 million copies worldwide in the first five months after its release, becoming one of the top best selling Xbox games. The game won several awards and was nominated for many others. The game was later followed by Dead or Alive Ultimate in 2004 and Dead or Alive 4 in 2005.