Full list of all 53 King's Quest achievements worth 1,800 gamerscore. It takes around 4-5 hours to unlock all of the achievements in the base game on Xbox One.
The base game contains 17 achievements worth 1,000 Gamerscore, and there are 4 DLC packs containing 36 achievements worth 800 Gamerscore.
Told the Story about becoming a Knight.
Saved a Picnic, Got a Wedzel Patch, Completed the Potion.
Defeated Acorn in the Duel of Strength.
Blew on many Horns.
Tried to Catch a Toad, Got a Frog in Throat.
Defeated Whisper in the Duel of Speed.
Opened door to Achaka three times.
Danced in the Dark.
Walked into the Spiniferous Thornweeds.
Presented an Eye to enter the Tournament.
A Dyed Badger ate Bees.
Fed a steak to a Wedzel Wolf.
Walked on Water.
Found a Mysterious Cave Entrance.
Was a Snack for a Majestic Unicorn.
Walked into a Dragon's Mouth.
Took a Brief Nap.
Clear your head
Get all gold coins in Chapter 2.
Get all pages in Chapter 2.
This is a hidden achievement.
Escape the goblin prison
Escape without any townspeople taken away
Care for the Caring
Complete Chapter 2
Love at first height.
Win a game of Moral Quarrel.
Discover 3 portraits of younger townspeople.
Give the perfect present to Neese.
Give the perfect present to Vee.
Complete Chapter 3.
Hold your own in staring contest
Win the road trip game
Solve first Ice Palace puzzle
Solve the Ice Labyrinth
Shoot an arrow at Ice Guard
Complete Chapter 4
Seek treasure as an aged adventurer.
Mind the music.
Escape the Tournament Theater.
Prove your mind is still strong.
Prove your mind is still quick.
Defeat all puzzles on The Floating Island.