Here is the full list of all 12 Blade Kitten trophies - there are 7 bronze, 4 silver and 1 gold.
Defeat 5,000 enemies
Find all the treasure chests in the game
Purchase all the costumes from Hundert Tonne
Complete any level without losing health
Total best level times of 90 minutes or less
Die nine times in any one level
Defeat the Dreadnaught - successfully complete Act 2
Defeat Acland - successfully complete Act 1
Purchase all the Free Blades from Hundert Tonne
Defeat 100 enemies using slide
Defeat 10 enemies in a row without losing health
Perch on and throw an enemy