X: Unmei no Tatakai [PSX]

Unlock bad ending FMV
Finish story mode using all 'Dragons of Earth' characters and a bad ending FMV will appear before credits.
Then you can buy the FMV in gallery, others section.

Unlock good ending FMV
Finish the story mode using all 5 available 'Dragons of Heaven' characters at any difficulty and a good ending FMV will appear before credits.
You can also buy the FMV in gallery, 'others' section after you unlock it.

To unlock fire-master Karen, complete the Story mode using all 5 available "Dragons of Heaven" characters at any difficulty.

Minor Costume Changes for Subaru & Seishirou
After you have cleared the game on any level with Subaru, you can hold down L1 while chosing Subaru to add the bandage over his eye to his costume.

After you have cleared the game on any level with Seishirou, you can hold down L1 while chosing Seishirou to remove his sunglasses from his costume.