Imperial Commander Sima

Imperial Commander Sima is a character from the novel The Langya List (introduced chapter 26 of the webnovel), the show Nirvana in Fire and the manhua.

In the novel, his given name doesn't appear.

He is demoted when his son Sima Lei is condemned for trespassing into forbidden areas.

Adaptations
In the show and the manhua, his name is Sima Xu ( 司马许, Sīmǎ Xǔ ).

He is mentioned in episode 5 of the show.

He is mentioned for the first time in chapter 13 of the manhua, and his name is given in chapter 29.