When you place the game disc of Tekken 2 into a CD player you will find three tracks. There is nothing on tracks #1 and #3 but on track #2 there is a hidden music track you can listen to.

When you have won a round and the replay is showing press any of the buttons on your control to view a different victory animation. This also works when the opponent wins.

Complete the following tasks using the corresponding characters to unlock the desired Bonus character.

Unlock Anna:
Using Nina beat the game.

Unlock Armored King:
Using King beat the game.

Unlock Baek:
Using Law beat the game.

Unlock Kuma:
Using Paul beat the game.

Unlock P.Jack:
Using Jack-2 beat the game.

Unlock Ganryu:
Using Michelle beat the game.

Unlock Kimnitsu:
Using Yoshimitsu beat the game.

Unlock Devil:
Using Kazuya defeat the Devil and then press 'Kick' to select Devil.

Unlock Angel:
Using Kazuya defeat the Devil and then press 'Punch' to select Angel.

Unlock Sub-Bosses:
To play as any sub-boss defeat the Devil with each character.

Unlock Kazuya:
Using any sub-boss defeat the Devil.

Unlock Alex and Roger:
When you get to the 3rd match in Arcade mode wait until your match winning round and let your opponent beat you down to 5% energy and then quicky KO your opponent, you will hear the announcer say 'Great!' if you have done it correctly your 4th match will be against Roger or Alex. You'll be able to select Roger and Alex as playable characters after the match.