Bastard!! Heavy Metal, Dark Fantasy

In a post apocalyptic world of heavy metal fantasy, the only thing able to save humans from orcs, lizard men, and other monsters is something even MORE evil. Sealed within a 14-year-old boy, the chaotic wizard Dark Schneider is unleashed to fight four mighty generals and their plot to resurrect the evil god Anslasax!

(Source: VIZ Media)

Notes:
Volume 8 contains the intermission "Densetsu" (伝説).
Volume 11 contains the extra "Enrai" (遠雷).
Volume 19 contains the extra "Victim of Changes" (VICTIM OF CHANGES).

Wizard!!: Bakuen no Seifukusha (WIZARD!!－爆炎の征服者－); Shounen Jump 1987 #47
Binetsu Rouge (微熱口紅〈るーじゅ〉); Shounen Jump 1987 Summer Special
Virgin Tyrant (VIRGIN TYRANT); Shounen Jump 1988 Winter Special