Adelheid - Defeat him in arcade mode when he challenges you
Jyazu - Defeat him in arcade mode when he challenges you
Gai - Defeat him in arcade mode when he challenges you
Shion - Defeat her in arcade mode
Sho - Defeat him in arcade mode when he challenges you
Silber - Defeat him in arcade mode when he challenges you
Magaki - Complete Challenge number 6
Robert Garcia - Complete Challenge number 10
Hotaru Futaba - Complete Challenge number 15
Mai Shiranui - Complete Challenge number 20
Tung Fu Rue - Complete Challenge number 25
Ex Kyo Kusanagi - Complete Challenge number 30
Mr. Big - Complete Challenge number 35
Geese Howard - Complete Challenge number 40