Here is the full list of all 18 Mia and the Dragon Princess achievements.
Death by Poison Darts
Death by Freedum
Attack Walsh for what he has done!
Try and escape the chaos.
Locate the ending for another adventure.
Crack the code.
Learn Marshanda's backstory.
Help the police.
Death by Walsh
Locate the explosive ending.
Fire the cannon.
Cause a distraction by breaking the glass.
Locate the ending where you go on holiday.
Watch Skip's fingers being broken by the goons.
Help Sebastian with the tour.
Locate the ending that will leave you breathless.
Death by Poison Gas
Explain the puzzle to Marshanda.