Here is the full list of all 19 The Sea Will Claim Everything achievements.
Discover the meaning of the ancient phrase.
Have some tsipouro.
Guide Sunsquid back to the Electric Continent.
Frubble frubble frubble frubble.
Did you make a cookie for the thoughtful lizard?
A smelly old achievement found in a box.
A bit of code The Mysterious-Druid accidentally left in the window's code gives you an achievement when pressing W.
Reject Lord Urizen's dogma.
Help the people of the Isle of the Moon.
Derek knew everything about alchemy, too... or so he thought.
Heal Underhome.
Help the people of the Isle of the Stars.
Gather all the Tokens of the Tomb of the Timber Tyrant.
Help the people of the Isle of the Sun.
Help Niamh with her research so she can go back home.
This achievement contains tofu.
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.
Find all 700 collectibles!