Full list of all 30 Nightmares from the Deep 2: The Siren's Call achievements worth 1,000 gamerscore.
Achievements they've won
Achievements they've not won
Find all morphing parrots.
Complete the game on expert difficulty.
Finish all the games of Mahjong.
Finish a game of Mahjong in less than 1 minute.
Find all hidden octopi.
Finish half of all the games of Mahjong.
Finish all Hidden-Object Scenes.
Complete the bonus adventure.
Complete the game.
Get to the contents of Davy Jones' chest.
Finish all the puzzles without skipping.
Gather twelve golden fish tokens.
Get to the top of the lighthouse and see what's underneath.
Enable your ally to return to work.
Prepare a spiked coffee.
Find your way inside the lighthouse.
Finish 10 Hidden-Object Scenes in a row without using any hints.
Fix the radio.
Find all secret sea horses.
Enter the shipwreck cemetery.
Finish any Hidden Object scene with less than 3 mistakes.
Save your ally from a tight spot.
Find a direct way to get behind the closed gates.
Finish 5 puzzles in a row without skipping.
Finish a Hidden-Object Scene in less than 1 minute.
Find 4 Hidden Objects within 4 seconds.
Visit local bar.
Finish a puzzle in less than 1 minute.
Witness the devastating attack of the sea monster.
Arrive on the pier.