Here is the layout of the train car. The green boxes are crates, and the height of each is labeled on it. The dead dwarf is at S11. Eldon is Q6 and his attacker Q5.




This is you! Mort is the changeling spy bottom right. Shrike is the Elven ranger bottom left.
Thaddius is the Evoker's apprentice in the read coat top right, and the dwarf is top left.