Play Geese Howard: On the character select, hold START and enter ← ← ← ↓ ← ↑ → ↑, then confirm with any button.

Play Goenitz: On the character select, hold START and enter ↓ ↓ ↓ → ↓ ← ← ←, then confirm with any button.

Play Evil Iori: On the character select, hold START and enter ↑ ↑ ↑ ↓ ← → ↓ ←, then confirm with any button.

Play Mars People

On the character select, hold START and enter ↑ ↓ → → → ↑ ↓ ← ← ↓, then confirm with any button.

Play Dan Hibiki: On the character select, hold START and enter ↓ ← ← ← ← ← ← ←, then confirm with any button.

Play Demitri: On the character select, hold START and enter → → → ← ↑ → ↓ ↑, then confirm with any button.

Play Violent Ken: On the character select, hold START and enter ↑ ↑ ↓ ← ← → ← ↑, then confirm with any button.

Play Megaman Zero: On the character select, hold START and enter ↑ → → ← ← ↓ ↑ ↑ ↑ →, then confirm with any button.

Play EX Mr Karate: On the character select, hold START and enter ↑ ← ↑ ↓ → → ↓ ← ↑ ← → →, then confirm with any button.

Play Shin Akuma: On the character select, hold START and enter  ← ↑ ↑ → ↑ ↓ ↓ → ← ← ↑ ↓, then confirm with any button.