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