manichaean

A follower of Manichaeism.

Of or relating to Manichaeism.

Through them passed not only the traders of the Silk Route[…] but also lone Buddhist monks carrying precious cargoes of scrolls in their backpacks, white-robed Manichean sages from Iran and austere Nestorian clerics who founded Christian monasteries even in remote Tibet.

Of or concerning a Manichaean.

Of or relating to a worldview of distinct good and evil, especially to the exclusion of other possible categories.

Detractors of Mr. Nixon will decry the book's [1999: Victory Without War] obsession with potency and winning[…] as well as with a Manichaean view of a world that he sees as divided between the bad Soviet Union and the good United States.

Barack Obama spoke of a world without these Manichean dualities. He dismissed the notion of “red” and “blue” America.

Using light and dark to represent good and evil.