Window gazer
Not unlocked yetLook out of 25 windows.
H20
Not unlocked yetFound some water.
Make it to the light
Not unlocked yetDon't use the lantern and get the Light Ending.
Inventory Cleaner
Not unlocked yetclean something in your inventory.
Dark to Light
Not unlocked yetSolve the disc puzzle.
Start your engines
Not unlocked yetTurn on the generator.
Trapped!
Not unlocked yetCheck the door is definitely locked.
Alone in the dark
Not unlocked yetNo lantern and no light and get the Dark Ending.
Yeah it's empty
Not unlocked yetChecked the fuel gauge.
House in order
Not unlocked yetTidy the lighthouse in a single playthrought.
Maze Runner
Not unlocked yetNavigate through the Caves without making a wrong turn.
Tombstone
Not unlocked yetDrop from Gallery to Cave.
Out of breath
Not unlocked yetRun from the Machine Room to the Gallery and back.
Call for help
Not unlocked yetSignal the ship with the lantern
Rooms with a view
Not unlocked yetLook out of every window on a single playthrough
Dr Livingston, I presume?
Not unlocked yetMeet Jonathan
Call a plumber
Not unlocked yetTap the Taps
Star Gazer
Not unlocked yetLook at the stars.
Short Cut Finder
Not unlocked yetDrop through hatch from Workshop to Machine Room
Fancy Diving
Not unlocked yetDrop through hatch from Kitchen to Machine Room
9.9, 9.6, 9.5, 9.7, 9.2, 10 and 10 points
Not unlocked yetDrop through hatch from Living Quarters to Machine Room
From the high board
Not unlocked yetDrop through hatch from Observation Deck to Machine Room
Code Breaker
Not unlocked yetSolve keypad before the disc puzzle.
Cipher Monkey
Not unlocked yetOpen strong box with flag code.