AC3 is a whole new game compared to AC2 and its expansion, AC2: Another Age. Most of the parts are still there anyway, albeit only altered in appearance and name. AC3's shop doesn't have as much parts as AC3: Silent Line and AC: Last Raven, so you'll have to start looking for hidden parts in missions.
You'll get your parts in the arena for every rank you advance. Let's say if you advance to rank D, C, B, and A in the arena, you'll get your prize part in doing so by receiving a mail, notifying you the prize.
You'll get your parts in the arena for every rank you advance. Let's say if you advance to rank D, C, B, and A in the arena, you'll get your prize part in doing so by receiving a mail, notifying you the prize.
