Overlord: The Undead Oh! Bonus Chapter

What’s Inside the Box (箱の中身はなんだろなゲーム) is a special manga chapter of the Overlord: The Undead Oh! series.

Character Appearance

 * Renner Theiere Chardelon Ryle Vaiself
 * Climb
 * Lakyus Alvein Dale Aindra

Known Locations

 * Re-Estize

Chapter Notes

 * This chapter first appears in a special manga booklet attached to the Monthly Comp Ace November 2019 Issue.