Here is the full list of all 19 COLINA: Legacy achievements.
Watch all cutscenes
Complete the game without dying
Collect all of the notes in game
Solve all of the Sphinx's stashes
Complete the game
Free the Son of the Moon
Collect all of the Glyphs
Collect all text items in game, notes + stone tablets
Find Valentina
Collect all of the Orb shards
Attain the Light Sword
Kill the Moonchild
Enter the Temple
The first death
Get out of the house
Defeat the King of Thebes
Defeat the Blue Fairy
Collect your first Puppet String
Start a new game