The game was completed without mods.

The ending before the choice to kill or subjugate the Brain to obtain certain achievements

The Emperor sided with the Brain
Orpheus was saved
Raphael was killed
Astarion became the Supreme Vampire by absorbing souls
Will sacrificed his father for freedom
Shedorakh became Shar's right hand
Gale freed herself from the orb
La'ezel fell at the hands of Shedorakh
Karlah chose to become an Illithid to save the world

Post to:
How and where to upload? - The BG3 save file must be placed in the game's save directory. Typically, the path looks like this:
C:\Users\NoN\AppData\Local\Larian Studios\Baldur's Gate 3\PlayerProfiles\Public\Savegames\Story

Replace NoN with your PC name
Instructions:

Download the save archive. Unzip it (it's in a .zip or .rar archive).
Copy the file to the Story folder, agreeing to replace the existing files (save your save game to another folder beforehand).
Restart the game and load the NEW save from the menu.

Author: Britv_a