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