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