Here is the full list of all 31 Dishonored: Death of the Outsider trophies - there are 18 bronze, 6 silver, 6 gold and 1 platinum.
Earn all trophies
Complete all contracts
Collect all Eleuterio Cienfuegos paintings
Push an enemy to his demise using Void Strike
Destroy an Envisioned cultist
Break 4 Oraculum censers and listen to the prophecies
Attend the meeting as Brother Cardoza
Empty the vault without tampering with any security systems, leaving everyone unharmed and asleep
Win the auction at Colibron Plaza
Have a guard salute you
Send someone flying 40 meters using Hook Mines
Drop Ivan Jacobi through the trapdoor
Use Semblance to mimic Shan Yun and sing into the microphone
Steal the audiograph from the gallery without disabling the safeguard floor
Use Displace on a marker placed with Foresight and eliminate a target
Make an enemy explode into pieces using Displace
Make 3 people vomit using a single bottle of Plagued Spirit
Finish the game without being detected
Finish the Original Game+
Kill the Outsider
Open every safe inside the main vault
Send the vault crashing through the floor
Finish a mission without killing anyone
Return the Outsider to the mortal world
Touch the Eye of the Dead God
Recover the stolen archive
Obtain an ancient weapon
Shoot a guard in the head with a fountain pen
Take both bank vault keys
Free the assassin Daud
Listen to what swarms of rats have to say 5 times