From Lexicanum

Narthan Dume, Tyrant of the Panpacific Empire during the Unification Wars at the close of the Age of Strife, was the most infamous of all the tyrannical rulers who dominated Terra during that dark period. He was described as "half-mad, half-genius."

See also

• Cardinal Tang
• Kalagann

Sources

• Warhammer 40,000: Compendium Space Marine Armour by Rick Priestley
• Horus Rising (Novel) by Dan Abnett
• False Gods (Novel) by Graham McNeill
• Galaxy In Flames (Novel) by Ben Counter
• Mechanicum (Novel) by Graham McNeill