Imperium Mortis has had 4 concerts.

Imperium Mortis is most often considered to be Black Metal, Atmospheric Black Metal, Voidgaze, Pagan Black Metal, Dembow Dominicano, Deathstep, German Black Metal, Classic Disco Polo, Japanese Death Metal, and Japanese Power Metal.

The last Imperium Mortis concert was on May 20, 2017 at Webster Theater in Hartford, Connecticut, United States. The bands that performed were: "Hartford Death Fest" / Obituary / Decrepit Birth / Gruesome / Rivers of Nihil / The Zenith Passage / The Kennedy Veil / Gloom / Begat the Nephilim / Imperium Mortis / Taxidermy.