 When illustrating characters, Arakawa states that Scar became one of the easiest ones to design.Scar is introduced in the series as a serial killer who targets alchemists working for the state military from the country of Amestris as revenge for their involvement in Ishvalan civil war, which caused the death of several of his comrades.During this war, a state alchemist named Solf J. Kimblee attacked Scar and his friends and family.