Here is the full list of all 97 Slay the Princess achievements.
So have you become nothing once again
This is it
You don't know what you're doing
What can I do to make you stop?
You did it! You saved everyone!
Bring the Wounded Wild to Her
Bring the Drowned Grey to Her
Fall for the rest of your life
Strike the heart from the belly of the beast
Take on a spirit and destroy it the only way you can.
Leave a suspicious character in the basement
It was in your nature
Directly attack a suspicious character
Drown at the hands of a faded spirit.
Stuck in a dream without a stair to be seen
Successfully take the fight to a creature in its den
Bring the Den to Her
Freeze in front of a creature on your first meeting
Bring the Beast to Her
Some tears can never be mended
Fool a predator by faking your own death
Bring the Networked Wild to Her
Embrace your transformation
Successfully flee from a creature in its den
Dodge a creature until you can dodge no longer
Free a creature while under extreme duress
Lure an enemy to advantageous terrain and win
Unleash the power of pacifism on your foe
Take the bait from your foe
Bring the Adversary to Her
Cannot die cannot die cannot die
Fight your foe unarmed and go the distance
Bring the Prisoner's head to Her
Free a prisoner
Why have you come back?!
Have a voice ruin your happy ending
Dispatch a prisoner
And at the end of that path is a cabin
Bring the Nightmare to Her
Let your terrors loose upon the world
Bring the Apotheosis to Her
Witness your better's ascension
Bring the Witch to Her
It was in her nature
Bring the Prisoner to Her
Become your own jailer
Share a thorny prison
Bring the Razor's heart to Her
Break the mirror without asking any questions.
Allow a sharp foe to vanquish herself
Abandon her in a thorny prison
Slay the Princess
Whatever it is, you'll face it together.
Only new beginnings
We Carve Meaning
Bring the Fury to Her
Slay your better
Bring the Thorn to Her
Work through some issues and learn to trust again.
Kiss her
Hand your power to a suspicious character.
When taken against your will, witness your enemy's freedom
Bring the Wraith to Her
When taken against your will, deal with your enemy the only way you can.
There are worse fates to suffer than a broken heart
Bring the Razor (Full) to Her
Master yourself and vanquish a sharp foe.
Bring the Burned Grey to Her
Burn at the hands of a faded spirit
Slay an innocent
Bring the Damsel to Her
Your love will set you free
Return to your destined path, or face the consequences
Bring the Eye of the Needle to Her
Free someone who doesn't want to be freed
Finish the Game. (The Good Ending doesn't count)
Slay the Princess, and make some enemies along the way
Beget Strange Endings
Bring the Deconstructed Damsel to Her
All of this is you
Run out of questions
It's all she wanted
Bring the Tower to Her
You've unraveled
Pledge your loyalty to your better.
Bring the Moment of Clarity to Her
You've withered
Bring the Spectre to Her
See what hides behind her mask
You've grown
Pick up a passenger and take her to her destination
There's no going back now
You'll know it when you see it.
Bring the Stranger to Her
Attempt to Out-Wait Your Destiny.
It's you
When everything is possible, nothing is.