Here is the full list of all 10 Frigato: Shadows of the Caribbean achievements.
Launch the game.
Kill 5 enemies with a knife.
Kill 5 enemies with a mace.
Terrify 3 enemies with the shadow.
Find 3 notes.
Kill 15 enemies.
Blind 5 enemies with a bottle.
Open the chest and finish the level.
Hide in shadows.
Hide 5 bodies in barrels