Here is the full list of all 52 Omegaland achievements.
Get your first Golden Key.
Find the weak, tasteless Lager of Luminosity.
Explore 10 levels.
Find the tasty Hyperborean Herring.
Reach Eisland.
It's only slightly damp.
Find the obscure Rainbow of Relevance.
Find this rare, valuable vintage of Wobblian Wine.
Explore 5 levels.
Get 5 stars, like a posh restaurant.
Find the Whiskey of Wizardy.
Find your first treasure chest.
Find the prophetic Clover of Contradiction.
Reach the main map.
Buy a heart from a wizard.
Get your first star.
It was you.
Buy double jump boots from a crazy hermit.
Purchase the Blue Star and prolong your invincibility.
Explore 20 levels.
Get all five Golden Keys.
Reach Sandkuchen Island.
Get five hearts.
Find 5 treasure chests.
Find the three teddy bears.
Find the Stout of Solidarity.
Find the elusive Paradigmatic Potato.
Find the valuable Horseshoe of Hammurabi.
Find a cake which is either really old, or Welsh.
Find a cake which has been ruined by the taste of strawberry cream.
Find this necessary component for most game criticism.
Find the pineapple left to later generations.
Find a very peaceful apple.
Find the tomato that can survive anywhere.
Find the best cake.