Garou Densetsu Southtown Adventure (餓狼伝説サウスタウンアドベンチャー) is a mobile adventure application created by SNK-Playmore to celebrate the 15th anniversary for the Fatal Fury series. It was downloadable on the now discontinued Vodafone SNK network on March 2, 2006.
The player is a boy who is exploring the different districts of South Town. He meets various characters in the series and is given various trading items to progress the story. These items can by swapped with characters to get different types of reactions. Some of the items include Billy's overalls, Mai's homemade lunches, or Tung's washcloth. The official description implies that there's various endings for the game.