In Blood Omen 2, Sebastian is encountered in a boss battle. The boss fight takes place at the heart of the Main Factory of the Industrial Quarter at the end of Chapter 6:The Nexus Stone. When Kain entered the boss chamber, he was raised on a dias to the Nexus Stone suspended above him, however as Kain approached the stone, Sebastian revealed himself. After a short conversation, "Jon" (Sebastian's Industrial Worker confederate) lowered the dias into the chamber below and activated the steam jets, beginning the battle.