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