|This article is about a/an comic-exclusive evil ranger in Mighty Morphin Power Rangers.|
Osamu Tezuka was a Japanese looter. He was chosen by Lord Zedd to become the Black Ranger for his second team of Dark Rangers. He inherited the Lion Thunderzord. With the other Dark Rangers, he attacked the Ninja Rangers using their old zords.
- He shares the name of manga artist Osamu Tezuka.