There should be 142 archers. There's a hidden archer down below, and a chain of 9 archers supplying them.
Added 2 minutes later
I don't quite understand how you could use any cheats when taking the castle. Maphack is one thing, but here everything is just well-played. Regarding the editor, I think it's nonsense. With a 6-minute timer, you won't have time to model anything, considering that the arrangement plays a crucial role here.
He didn't take the archers from the hidden spot. 133 before the castle, 133 after. The archers remained in the hidden spot.