Here is the full list of all 30 Gordian Rooms 2: A curious island achievements.
Finish the admiral’s sword collection.
Collect every collectible.
Sort out all the creative paintings
Play an unconventional game of croquet.
Collect of the the Chef’s special recipes.
Cook and serve the dinner.
Solve the picnic mystery.
Dress up the mannequins.
Collect twelve tokens.
Collect all tokens and collectibles.
Collect six tokens.
Become a botanical mastermind.
Collect all horseshoes.
Listen to Gabriel’s comments 100 times.
Zoom in 200 times.
Collect All of Amelia’s diaries.
Find out what the Admiral is hiding.
Assemble Alfonz’s wheel collection.
Get ready for dinner.
Sort out the library.
Complete the maze.
Find all the Joseph Ducreux paintings.
Put the perfumes to good use.
Assemble the Chef’s wine collection.
Sort out the secret reports.
Finish the prologue.
Read the top secret lettters
Find Amelia’s treasure.
Fix the plumbing in the garden.
Ring every bell in the game.