Here is the full list of all 47 Ace of Protectors achievements.
You've cleared all courses in Zeras.
You've finished him.
Make one NPC really like you.
You've met Patrick.
You've met Christia.
You've cleared 10 side quests.
You've crafted 5 items.
You've cleared all courses in Octasis.
All your characters have reached level 25.
One of your characters have reached level 25.
You've met Lorence.
You've met Elena.
You've killed 1000 enemies.
You've cleared all courses in the west of Peril.
You've met Charlotte.
You've cleared all courses in the east of Peril.
You've collected 10000 golds.
You've killed 500 enemies.
You've met Sarah.
You've cleared all courses in Kyra.
She has apologized.
Two heroes have met each other.
You've met Merry.
You've cleared all courses in Saraus.
You've collected 1000 golds.
You've completed the tutorial.
You're going to be the 'Ace of Protectors'.
You've met Lucia.
You've met Felix.
You've finished her.
You've cleared all courses in Iris.
You've met Paul.
You've made the holy sword.
You've cleared all courses in Weane.
You've cleared all courses in Scara.
You've finished your last enemy.
You've completed the game!
You've completed the game on Easy Difficulty.
You've completed the game on Normal Difficulty.
You've completed the game on Ace Difficulty.
You've cleared 25 side quests.
You've crafted 15 items.
One of your characters have reached level 50.
All your characters have reached level 50.
You've found 15 intel items.
You've found 30 intel items.
Make five NPCs really like you.