Here is the full list of all 45 SAMURAI SHODOWN achievements.
Perform 10 Just Defenses.
[ONLINE] Play one Casual Match.
Defeat an opponent for the first time using Lightning Blade.
Successfully use Just Defense for the first time.
[TUTORIAL] Complete all lessons.
Earned all achievements in the game.
[STORY] Clear with any character.
[STORY] Clear with four different characters.
[STORY] Clear with 12 different characters.
[STORY] Clear with 16 different characters.
[STORY] Defeat the boss.
[STORY] Clear after using a Continue.
[STORY] Clear without using a Continue.
[BATTLE] Finish Gauntlet Mode with any character.
[BATTLE] Win 5 successive victories in Survival Mode.
[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] Fight a Team Battle.
[GALLERY] Unlock 15 movies.
[GALLERY] Unlock 25 movies.
[GALLERY] Unlock 17 pieces of artwork.
Defeat 10 opponents with heavy attacks.
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 an opponent for the first time using a Super Special Move.
Defeat 10 opponents with Super Special Moves.
Defeat 10 opponents with Lightning Blade strikes.
Successfully use a Counter for the first time.
Counter an opponent's attack 10 times.
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.
Obtain your first perfect victory.
Win a round within 10 seconds of the start of battle.
Use the same character 100 times.