Korvictus the malignant plaguecaster

Korvictus was one of the Death Guard who often led assaults throughout the Stygian Wars.  His use of dark and twisted sorcery and psionics allowed him to augment the assaults carried out by the Death Guard with devastating results.  Furthermore his action helped spread pestilence wherever he appeared further weakening Imperial defenses.  After a some time a considerable bounty was placed upon his head by Imperial high command.