Overlord - Season 1 - Eps 13: Player VS Non Player Character
Momonga reminds Shalltear that he is the master of Nazarick and that his name carries the weight of all the supreme beings of Ains Ooal Gown. After the battle comes to a close, Momonga quickly takes action to strengthen the defenses of Nazarick.
About Overlord

Title: Overlord
First Air Date: 2015-07-07
Last Air Date: 2022-09-27
Status: Ended
Rating: 8.5/10 (from 966 votes)
Language: JA
Seasons: 5
Total Episodes: 52
Network: AT-X
Genres: Animation, Sci-Fi & Fantasy, Action & Adventure
Production Companies: Madhouse
Synopsis
In the year 2138, virtual reality gaming is booming. Yggdrasil, a popular online game is quietly shut down one day. However, one player named Momonga decides to not log out. Momonga is then transformed into the image of a skeleton as "the most powerful wizard." The world continues to change, with non-player characters (NPCs) beginning to feel emotion. Having no parents, friends, or place in society, this ordinary young man Momonga then strives to take over the new world the game has become.
Cast

Satoshi Hino
Momonga / Ains Ooal Gown (Voice)

Yumi Hara
Albedo (Voice)

Sumire Uesaka
Shalltear Bloodfallen (Voice)

Manami Numakura
Narberal Gamma (Voice)

Akeno Watanabe
Virtuous King of the Forest (Voice)

Aoi Yuki
Clementine (Voice)

Ayumu Murase
Nfirea Bareare (Voice)

Ayane Sakura
Solution Epsilon (Voice)

Emiri Kato
Aura Bella Fiora (voice)

Yumi Uchiyama
Mare Bello Fiore (voice)