Rafael Lange Severino (born 11 February 1997), known professionally as Cellbit, is a Brazilian creative director,[3][4] digital influencer, YouTuber and streamer.

Rafael Lange Severino[5] was born on 11 February 1997[6] in Florianópolis, Santa Catarina, but was raised in Carazinho, in Rio Grande do Sul when he was three years old.

[8] As of 2016, he moved from the countryside to the city of São Paulo,[9] simultaneously shifting his content, leaving gameplays aside to focus on more serious topics.

[10] In February, Lange debuted as an actor at the movie Internet – O Filme, taking the role of Paulinho, a Street Fighter player that hides under the identity of a YouTuber.

[4] In July 2022, Lange launched three new spinoff seasons of his main project, the first one being O Segredo na Ilha and was initiated a week after its announcement.

[22] In 23 September 2023, the third spinoff of Ordem Paranormal was announced: Ordem Paranormal: Quarentena, featuring international content creators such as Roier, Quackity, Baghera Jones and Foolish, as well as Brazilian creators, being the first season that reached international proportions,[22] being later nominated for The Streamer Awards in the Best Streamed Series category.

[23] In February of 2024, in a Twitter post, Lange revealed being asexual as well as having been through many situations of abuse and psychological trauma in his past relationships.

[27] Lange then sued multiple people due to the publishing of 217 Internet posts that "objectively imputed false offenses [towards him]".