Here is the full list of all 30 Agatha Knife achievements.
You didn't want Sandro to read the cards.
You didn't spend any money.
You created your own religion.
You convinced the pig to be the martyr of Carnivorism.
You got the farm watermill to work.
You have a carnivorist habit that fits.
You pretended to be Nika at the library, and got away with it.
You made your own library card.
You found the Enigmarillion.
You handed out invites to the animals at the farm.
You discovered the Allen family farm.
The butcher's is in your name.
You made dad lion happy.
You got a machine to prepare two thousand burgers a day.
You won a ticket to the zoo.
You discovered the dog meat scandal.
You changed the music at the burger bar.
You created the sacred book of Carnivorism.
You found Sandro in a circus caravan.
You got stuck in the lift.
You gave the library access card back.
You met one of the game's creators.
You found the library access card.
You bought a ticket for the Fat Black Cat lottery.
You broke the piggy bank and collected your savings.
You hung out with Nika.
You met the Great Bleeding Pig.
You killed a pig.
You signed up for the course on creating religions.
You put a candle on a cheese.