Rodolphe Lupano, also known as Ohazar, is a self-taught artist with a wide range of skills: graphic designer (communication, events, institutional...), illustrator (youth, press, comics, role-playing games, character design...), colorist and scenographer for exhibitions. Ohazar is also the director of the children's book collection at Editions du Caïrn. He lives in Pau.

After having signed his first series Comment s'appelle-t-il ? with Véronique Grisseaux at Vents d'Ouest, he drew his first guide for the same publisher: Le Guide des écolos, with Christian Godard. This was followed by Le Guide du prof, with Jack Domon, and then several guides: Étudiant, Pompier, Vin et Bière.

At the same time, he collaborated with Jacky Goupil on two other humoristic series: Les Retraités (3 volumes) and Les Grands-Parents (2 volumes).

In 2019, he published his first story with Jean-Christophe Tixier: L'A Révolution at Michel Lafon.

In 2021, L'Hutopie with Jean-Christophe Tixier still published by Michel Lafon.

In another field, painting, he develops a series of paintings in a personal style around a character, the Runner and phantasmagorical creatures, the Insectoids.