Full list of all 12 Prince of Persia Classic achievements worth 200 gamerscore. It takes around 8-10 hours to unlock all of the achievements on Xbox 360.
You saved the princess.
You unified the prince and the dark prince.
You found all 9 life potions.
You drank both inverse potions.
You killed a guard with a slicer or a spike trap.
You were rescued by the mouse from the trapped corridor.
You drank the float potion and glided down.
You killed the chief guard.
You broke the mirror and freed the dark prince.
You awakened the immortal in the catacombs.
You acquired the sword in the prison.
Finish the game without dying in survival mode.