![](https://cdn.animecharacters.io/images/characters/large/39778-d3d68a31.jpg)
Serge Entolio (セルジュ・エントリオ)
Has the "power to seal anything and everything." (Source: Kadokawa Anime)
Animeography
![](https://cdn.animecharacters.io/images/anime/large/5871-55934543.jpg)
Itsuka Tenma no Kuro Usagi
![](https://cdn.animecharacters.io/images/anime/large/6422-e70db757.jpg)
Itsuka Tenma no Kuro Usagi: Kokoro Utsuri no Toukoubi - School Attendance Day
Mangaography
Voice Actors
Nobuhiko Okamoto
Japanese