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