Here is the full list of all 12 SoulCalibur achievements worth 200 gamerscore. It takes around 2-3 hours to unlock all of the achievements on Xbox 360.
Concentration and practice have led you to perfect your skills and obtain a perfect victory.
Play 3 characters in any mode
Complete Arcade Mode
Beat the game in Ultra Hard without losing a round
Beat Time Attack Mode in under 4 minutes
Finish Time Attack Mode with all Ring Outs
Beat 25 opponents in Extra Survival Mode
Defeat an opponent under adverse conditions
Perform 25 consecutive bursts with Freestyle set to Guard Impact in Practice Mode
Explore the different areas in the Museum
Perform the move Summon Suffering with Ivy
Beat Arcade Mode with all characters