Here is the full list of all 45 SAMURAI SHODOWN achievements.
Defeat 10 opponents with Lightning Blade strikes.
[STORY] Clear with any character.
[STORY] Defeat the boss.
[STORY] Clear without using a Continue.
Defeat 10 opponents with heavy attacks.
Win a round within 10 seconds of the start of battle.
[BATTLE] Win 5 successive victories in Survival Mode.
Successfully use Just Defense for the first time.
Defeat an opponent for the first time using Lightning Blade.
Obtain your first perfect victory.
Defeat an opponent for the first time using a Super Special Move.
[TUTORIAL] Complete all lessons.
Earned all achievements in the game.
[STORY] Clear with four different characters.
[STORY] Clear with 12 different characters.
[STORY] Clear with 16 different characters.
[STORY] Clear after using a Continue.
[BATTLE] Finish Gauntlet Mode with any character.
[BATTLE] Extend the timer by at least 150 seconds in Time Trial Mode.
[DOJO] Defeat a ghost character 10 times.
[DOJO] Defeat a ghost character 50 times.
[DOJO] Defeat a ghost character 100 times.
[DOJO] Receive your first ghost.
[DOJO] Fight a ghost match.
[DOJO] Defeat your own ghost.
[ONLINE] Fight a Ranked Match.
[ONLINE] Play one Casual Match.
[ONLINE] Fight a Team Battle.
[GALLERY] Unlock 15 movies.
[GALLERY] Unlock 25 movies.
[GALLERY] Unlock 17 pieces of artwork.
Defeat 10 opponents using a Special Move.
Defeat an opponent for the first time using a Weapon Flipping Technique.
Defeat 10 opponents with Weapon Flipping Techniques.
Defeat 10 opponents with Super Special Moves.
Successfully use a Counter for the first time.
Counter an opponent's attack 10 times.
Perform 10 Just Defenses.
Knock down an opponent with a Stance Break 10 times.
Perform a Blade Catch 10 times.
Fill the Rage Gauge 50 times.
Use Rage Explosion 50 times.
Defeat an opponent while unarmed for an entire battle.
Defeat an opponent by only kicking for an entire battle.
Use the same character 100 times.