Characters in Synthetic Men of Mars

Vor Daj

A Padwar of Helium whose consciousness is transplanted into the body of a hormad, a monstrous artificial being, and who must survive and fight his way back to his true form.

Ras Thavas

A brilliant, morally ambiguous scientist and creator of the hormads, whose experiments and ambition drive the plot's central conflict.

Commander John Carter

Vor Ds's commander and a legendary Barsoomian warrior, who leads the rescue mission to save Vor Daj and Dejah Thoris.

Also in A Princess of Mars, The Warlord of Mars, Swords of Mars, Llana of Gathol

Dejah Thoris

John Carter's wife, whose injury sets the plot in motion as she is taken to Ras Thavas's hidden laboratory.

Also in A Princess of Mars, The Warlord of Mars