Showa-machi Black Lizard

Showa-machi Black Lizard in the anime

Showa-machi Black Lizard (庄和町黒トカゲ団) are a rival group of the Saitama Crimson Scorpions. They appeared in manga volume 16, and in anime episode 205 "Fight! Red Scorpion" (決闘! 紅さそり隊だゾ).