Ni Tian Zhan Ji
English title: The Rise of the Weak
Japanese title: 逆天战纪
Type: ONA
Source: Manga
Episodes: 20
Status: Finished Airing
Aired: Apr 3, 2023 to Aug 7, 2023
Duration: 13 min per ep
Rating: PG-13 - Teens 13 or older
Studios: Fengyun Animation
Producers: bilibili
Genres: Action, Adventure, Comedy, Fantasy