Here is the full list of all 20 Panmorphia achievements.
Transformed into a cat.
Transformed into a bird.
Transformed into a fish.
Transformed back into a human.
Found the amulet.
Coughed up a hairball.
This grass is dry.
No love potions here.
..way up high!
Finish Panmorphia
Shiny!
Who needs Captain Nemo?
It wasn't me!
Broke a window.
Found the Earth element.
Found the Wind element.
Found the Water element.
Found the Fire element.
Opened a cave.
Found some flowers.