Here is the full list of all 50 Loop Hero achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Defeat Omega 6 times
Place 10 cards you didn't have in your deck, not counting ^Oblivion^
Have 10 living skeletons in one battle
Die and resurrect 3 times in one expedition
Die outside of battle
Defeat the boss in the first expedition
Unlock all the encyclopedia
Get all the camp items
See all the possible tiles
Kill each enemy
Defeat the Lich 3 times
Defeat Omega
Craft 25 items
Build all the possible camp structures
Dismantle 10 items
Dismantle 5 items
Defeat the hunter 3 times
Synthesize 100 resources
Unlock 50 chapters in the encyclopedia
Unlock a chapter in the encyclopedia
Craft 5 items
Transmute 50 resources into hydrogen
Synthesize 5 resource with alchemy
Transmute 5 resources into hydrogen
Fill the whole map
Defeat the Hunter
Unlock the ^Necromancer^ class
Embark on your fiftieth expedition
Read 50 different dialogues
Build the river
Find all possible types of resources
Get 10 orange items in exchange for the trophies in camp
Defeat the Priestess 3 times
Unlock the ^Rogue^ class
Defeat the Priestess
Get 5 camp items
Die ten times
Complete 100 loops
Defeat the Lich
Place 1000 cards
Lose 100 resources
Find 100 resources
Kill 1000 enemies
Drink 50 potions
Embark on your tenth expedition
Dismantle a camp structure
Build the first camp structure
Die first time
Kill 5 enemies
Embark on your first expedition