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 Whisper in the Duel of Speed.
Defeated Acorn in the Duel of Strength.
Fed a steak to a Wedzel Wolf.
Presented an Eye to enter the Tournament.
Opened door to Achaka three times.
A Dyed Badger ate Bees.
Found a Mysterious Cave Entrance.
Walked into a Dragon's Mouth.
Took a Brief Nap.
Was a Snack for a Majestic Unicorn.
Walked into the Spiniferous Thornweeds.
Danced in the Dark.
Blew on many Horns.
Tried to Catch a Toad, Got a Frog in Throat.
Walked on Water.
Completed Chapter 2
Escaped the goblin prison
Found all gold in Chapter 2.
Healed Bramble
Got some air
Get all pages in Chapter 2.
This is a hidden achievement.
Escape without any townspeople taken away
Gave the perfect present to Vee.
Completed Chapter 3
Solved a puzzle on the beach.
Spared the life of a Wedzel Wolf.
Won a game of Moral Quarrel.
This tower was built to scale.
Discover 3 portraits of younger townspeople.
Give the perfect present to Neese.
Completed Chapter 4
Shot an arrow at Ice Guard
Solved the Ice Labyrinth
Solved first Ice Palace puzzle
Won the road trip game
Lasted as long as I could in staring contest.
Defeated all the puzzles on The Floating Island.
Proved your mind is still strong.
Tickled the ivories of a bone xylophone.
Proved your mind is still quick.
Escaped the Tournament Theater.
Found some very old pastries.
Remembered a forgotten tune.
Honored the bridges of the past.
Sought treasure as an aged adventurer.