White Sliver and the Undead King

Death Ruler and Berserker is a collaboration game event in Mass for the Dead with characters from Overlord and Youji Senki. It was released on November 8, 2019 to November 22, 2019.

Background
A summoning phenomenon caused by the stones embedded in the Throne of Kings and the stones dropped from the Chaos Beasts. In front of Momonga, who witnessed the verification experiment, six new visitors from another world appear. The Imperial 203rd Aerial Mage Battalion belonging to the Imperial Army - a military unit headed by a "little girl".

Incident
To Be Added...

Aftermath
To Be Added...