Full list of all 32 Nightmares from the Deep 3: Davy Jones achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Finish the game.
Find all the glowing seahorses.
Cancel all of the pacts.
Find all of the hidden puzzle pieces.
Interact with 16 Animals on the Island.
Listen to all of the Guardians’ stories.
Open the Forbidden Gate.
Brew O’Malley's potion.
Get the witch to help you.
Find the hint about the treasure of Davy Jones.
Find 5 hidden objects within 5 seconds.
Get to O’Malley’s Hideout.
Reconnect with Cory.
Finish 3 Hidden Object Puzzles by playing Mahjong.
Found out what Davy Jones was hiding in the Icehouse.
Found out how to cancel the pact.
Read 10 pop-ups in the game.
Got to the cell and found Cory.
Complete 3 Puzzles without using the Skip Button.
Find the first Pirate Card.
Find a glowing seahorse.
Find the first hidden puzzle piece.
Interact with 3 Animals on the Island.
Watch 5 cutscenes without using the Skip Button.
Finish a Hidden Object Puzzle with less than 4 misclicks.
Escaped from Davy Jones’s cell.
Finish all Puzzles without using the Skip Button.
Finish 6 Hidden Object Puzzles in a row without using hints.
Finish a Hidden Object Puzzle in less than 1 minute.
Finish all Hidden Object Puzzles without using hints.
Finish the whole game in Expert mode.
Find all of the Pirate Cards.