Warhammer: Vermintide 2 - Necromancer expands the gameplay experience on Xbox One by introducing Sienna's new Necromancer career. This expansion allows players to explore Sienna's complex backstory and her transformation resulting from a conflict with her twin sister, Sofia. With this new career, players can wield unique powers and abilities that enable them to raise and command the dead, adding a fresh dynamic to the cooperative action gameplay.

The Necromancer career not only diversifies Sienna's skill set but also enhances team strategies, as players can strategically utilize the undead to support their allies in battle. The expansion maintains the core elements of the original game while providing new challenges and opportunities for players to delve deeper into the Warhammer universe and its lore. With engaging gameplay and intricate character development, this addition is a significant enhancement for fans of the series.