Here is the full list of all 30 Super Samurai Rampage achievements.
Enter Lightning Mode 100 times.
Reach a highscore of at least 15000.
Reach a highscore of at least 20000.
Reach a highscore of at least 5000.
Unlock the Bridge rampage.
Reach a highscore of at least 3000.
Reach a highscore of at least 4000.
Enter Lightning Mode 30 times.
Defeat 5000 enemies.
Deflect 100 projectiles.
Reach a highscore of at least 2000.
Unlock the Garden rampage.
Defeat 100 enemies by using Focus Mode.
Enter Lightning Mode 10 times.
Deflect 50 projectiles.
Defeat 1000 enemies.
Defeat 750 enemies.
Deflect 20 projectiles.
Defeat 500 enemies.
Reach a highscore of at least 1000.
Defeat 250 enemies.
Enter Lightning Mode for the first time.
Defeat 150 enemies.
Reach a highscore of at least 200.
Defeat 75 enemies.
Defeat 20 enemies by using Focus Mode.
Defeat 50 enemies.
Defeat 30 enemies.
Defeat 10 enemies.
Defeat an enemy by using Focus Mode.