Here is the full list of all 100 Choice of Magics achievements.
Get a golem servant.
Get the dead actor's rings.
Wear a pointy wizard hat.
Visit the laboratory, arena, or auditorium from the other direction.
Free the specter.
Find a luxgladius.
Turn someone into a tortoise.
Get a weird pet.
Stop the death cloud from ravaging Akriton.
Use divination to save an individual from the death cloud.
Make a herd of greathogs fly.
Contribute musically to the town celebration.
Play Cos's board game.
Teach Seer Marie real magic.
Restore the copper tree of Akriton.
Stop the thief in the market without being noticed.
Teach Sam magic.
Hatch a baby dragon.
Get a fateshaper in Chapter 3.
Become a Saint.
Free the student from the Cathedral dungeon.
Survive the Hell room of the Cathedral dungeon.
Slay the executioner golem.
Take control of the executioner golem.
Get Noodles to paint Heaven in the Cathedral dungeon.
Get Noodles to paint Hell in the Cathedral dungeon.
Defeat the Watcher.
Find the secret room in the Cathedral.
Return the remains of the student's staff to the student.
Free Cos from the Cathedral.
Help Seer Marie find a calling as a Saint.
Sam became a Saint.
Your student friend is becoming a Saint.
An ally kills the Hierophant.
Make off with an armful of books from the Cathedral.
Saint Twimsby becomes Hierophant.
Help Cos win re-election.
Help a student create a working magical item.
Seer Marie hints at magics greater than the five schools.
Buy a fateshaper in Chapter 5.
Turn in the Magisterian spy.
Have a lovely night in the Mild Woods.
Become the queen's Blessed Advisor.
Correctly guess the ending to the queen's story.
Ride a dragon.
Pilot an airship.
Convince the queen to use glamor magic.
Harness the power of the dark sun.
See an interesting landmark with Cos.
Your student acquaintance starts a magic academy.
Your reconaissance mission is a success.
Make inroads into the Magisterian Empire.
Conquer the Magisterian Empire.
Use maximally destructive negation weapons.
A student project helps avert an environmental catastrophe.
Wear one of the milliner's finest creations.
Marry Tal.
Marry Cos.
Marry Sam.
Marry your student friend.
Marry Queen Thecla.
Become the ruler of Eirinia.
Convince the Magisterians that you have performed a miracle.
Prevent the war with the Magisterians from starting.
Comfort the Neighbor.
Allow yourself to be captured to ensure your Neighbor friend goes free.
Use divination to send a call for help from the Empire.
Convince the Magisterians to halt your execution.
The Magisterians revolt.
Get back the things the Magisterians took from you.
Become immortal.
Wipe the Magisterian Empire off the map.
Clear the eternal clouds above the world.
Store a whole lot of energy.
Help the kingdom live above the clouds.
Blessed Jacob gives you some paintings he made.
Learn of Saint Ann's fate.
Dismiss the voice as impossible.
Obey the voice.
Disobey the voice.
Become Hierophant.
Become a Saint immune to rot.
Have all your friends gathered around you at your deathbed.
Whoa.
Dear nemesis: be more specific.
Your allies appear to have bred like rabbits.
Make all Vivomantic creatures tiny.
Turn into an animal permanently.
Be nice to the tortoise.
Create a great creature.
Become a great creature.
Create empathic bonds between Eirinians and Magisterians.
Reach the resolution of a Chapter 8 climax.
Survive the resolution of a Chapter 8 climax.
Decipher all passages in the ancient history book.
Become the most well-loved ruler of Eirinia of all time.
Queen Thecla marries her ideal knight.
Akriton celebrates the end of the Negative Sea.
Have or adopt a child.
Play God.