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