Defeat first four characters in 2 rounds with Super Combos
Finished or Super Art Finish (Custom Combos), Then you will
against your mid-game boss. (you cannot lose a match)
To Fight Shin Akuma:
Defeat all characters with Super Combos or Super Art Finished
(Custom Combos) and get at least 3 rounds of Perfect victory,
after that, Shin Akuma will appear before your fight against
the last boss. (You can lost a match, but don't lose a round.
(P/S : Not sure if use non-original Colour)
To Select the Original Chun Li (S.S.F.2.Turbo):
On player selection Screen, move the cursor to Chun Li, then
hold the Select button about 5 sec. and press any key.
To Select Shin Akuma:
On player selection Screen, move the cursor to Akuma, then hold the Select button and move the cursor over Adon, Chun Li, Guy, Rolento, Sakura, Rose, Birdie, Akuma, M.Bison, Dan, Akuma and press any key. (On Akuma, hold Select D,R,R,D,L,D,L,D,R,R,R
[a BIG "Z" letter] and press any key)