Nightmares from the Deep 2: The Sirens Call Achievements Full list of all 29 Nightmares from the Deep 2: The Sirens Call achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc Flag Filter All None 29 Offline Mode 29 Single Player 15 Main Storyline 4 Collectable 4 Cumulative + 2 Cumulative - 4 Time/Date Link flagsOR joinAND join Achievements without these flags What are achievement flags? Click to find outApply Kingsmouth Ahoy!Arrived on the pier. SurvivorWitnessed the devastating attack of the sea monster. Wet your WhistleVisited a local bar. A Good CatchGather twelve golden fish tokens. Ram Them DownFind a direct way to get behind the closed gates. Helping HandSaved your ally from a tight spot. Lost and FoundTried to get through the labyrinth without the map. Graveyard ShiftEnter the shipwreck cemetery. Loud and ClearFix the radio. A Guiding LightFound your way inside the lighthouse. Back in BusinessEnabled your ally to return to work. Bold BaristaPrepare a spiked coffee. From On HighGot to the top of the lighthouse and saw what's underneath. MacGuffinGot to the contents of Davy Jones' chest. The Siren's CallComplete the game. Pull a Fast OneFinished a puzzle in less than 1 minute. Smart CookieFinished 5 puzzles in a row without using the Skip button. MastermindFinished all the puzzles without using the Skip button. Eagle-EyeFinished a Hidden Object Puzzle in less than 1 minute. Saintly PatienceFinished 10 Hidden Object Puzzles in a row without any hints. Hidden TalentFinished all Hidden Object Puzzles. The Rule of FourFind 4 Hidden Objects within 4 seconds. Without FailFinish any Hidden Object scene with less than 3 misclicks. In a Flash!Finish a game of Mahjong in less than 1 minute. Half-way doneFinish half of all the games of Mahjong. Mahjong MasterFinish all the games of Mahjong. Brass SeahorseFind all secret seahorses. Silver ParrotFind all morphing parrots. Golden OctopusFind all hidden octopi.