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