Here is the full list of all 40 Lost in Random achievements.
Go home and knock.
Try to open the gate to Threedom prematurely.
Collect all of the lost storybook pages.
Find and defeat the Shadowman once and for all.
Complete the Game.
Save your sister.
Defeat the Nanny.
Defeat 3 of the Queen's minions using the same Dice Slice.
Play 8 cards in the same round.
Complete a battle without using any weapon cards.
Buy all the cards Mannie Dex has to offer.
Receive your dream card.
Help Bernie find his way over Talkie Walkie.
Solve all of the puzzles.
Solve the puzzle in Fivetropolis.
Get a pep talk from Death.
Defeat the Bag Brothers.
Meet the Witch of the Valley.
Win a game of Gazoo, Gazaak!
Reunite with Dicey.
Solve the puzzle in Fourburg.
Fight the Nanny.
Sneak aboard the spider gondola.
Find all of the clues to spark Neeshka's memory.
Go unscathed for 5 minutes in battle.
Help the lost girl in Threedom.
Defeat 3 of the Queen's minions using one bomb.
Solve the puzzle in Threedom.
Unite the two sides of the Mayor.
Defeat Royam in Rhyme Battle.
Solve the puzzle in the Upside Downtown.
Win your first board game.
Solve the tower puzzle in Two-Town.
Shoot 50 pots.
Open your first dice door.
Return to Random.
Get your own personal dice.
Stow away on the boat.
Solve the puzzle in Onecroft.
Finish the introduction.