Nikolai Gogol is a member of the Decay of the Angel. His ability is named The Overcoat.
Gogol is sadistic and loves to speak in great theatrics. One of his main traits is his tendency to pose questions (oftentimes rhetorical threats) as "quizzes", but often ends up spoiling the answer in excitement.
He enjoys to surprise people
Gogol hints that his eccentric persona may or may not be genuine. The side of him feeling no remorse in murdering others is just as real as the side that feels guilt