Here is the full list of all 14 JackQuest: Tale of the Sword (EU) trophies - there are 3 silver, 10 gold and 1 platinum.
Obtained all trophies in JackQuest
Redeem Nara
Defeat Korg
Kill the King boss
Collect all gems
Kill the Serpent boss
Collect all hearts
Kill the Spider boss
Kill 50 monsters
My first heart
Kill the Slime boss
My first gem
Find a secret room
Impaled first time