|This article is about a/an villain in the Metal Hero Series.|
Main article: Don Horror
Don Horror was the former boss of the Space Crime Syndicate Makuu, a group of space criminals fought by Space Sheriff Gavan, Retsu Ichijouji. Don Horror and the Makuu were eventually defeated by Gavan, resulting in their Makuu Space collapsing siginficantly. However, Ashurada, a descendant of Don Horror, conspired with Zangyack to use Gavan to catalyze the blood of Don Horror in his veins, which would make Makuu Space expand and consume the Earth. This plot was foiled by Gavan and the Gokaigers, who destroyed Asurada.