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