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