Here is the full list of all 19 The Sea Will Claim Everything achievements.
Discover the meaning of the ancient phrase.
Frubble frubble frubble frubble.
Have some tsipouro.
Reject Lord Urizen's dogma.
Heal Underhome.
Help the people of the Isle of the Moon.
Help the people of the Isle of the Stars.
Derek knew everything about alchemy, too... or so he thought.
Gather all the Tokens of the Tomb of the Timber Tyrant.
Help Niamh with her research so she can go back home.
Help the people of the Isle of the Sun.
Did you make a cookie for the thoughtful lizard?
This achievement contains tofu.
A bit of code The Mysterious-Druid accidentally left in the window's code gives you an achievement when pressing W.
Guide Sunsquid back to the Electric Continent.
Set sail to explore the Fortunate Isles. You're not sure what ahoy means, but it sounds nautical.
The mouse had achievements before everyone else did.
A smelly old achievement found in a box.
Find all 700 collectibles!