Cthulhu: The Cosmic Abyss

Unlock all trophies.

Replace the watcher.

Finish the game without exceeding the corruption threshold.

Find all evolutions.

Find all energy upgrades.

Prevent Cthulhu from awakening.

Cross the maze without reassembling the cursed totem.

Restore the seal and destroy the deep one.

Reach the star without killing the guardian.

Open the door without letting the matter spill out.

Analyze 25 clues

Solve 15 deductions.

Find 10 sub-clues by inspecting objects.

Use 10 doses of Lichen.

Reveal 25 different clues using sonar frequencies.

Translate the temple inscriptions.

Translate the language of the great race of Yith.

Using sonar, reveal the invisible tentacles of the citadel's guardian.

Teleport using the Star of Shamash.

Unlock a yith mechanism using sonar.

Find Mei in the Other World,

Cross the maze.

Escape from the deep one.

Leave the Other World.

Get the Star of Shamash,

Reach the prison.

Reconstruct Mei's drawing.

Reactivate the PIT station.