Tekkaman Blade OVA
Uchuu no Kishi Tekkaman Blade II, Tekkaman Blade II, Tekkaman Blade 2, Space Knight Tekkaman Blade 2, Space Knight Tekkaman Blade OVA, Uchu no Kishi Tekkaman
The first OVA, Burning Clock, tells the story of the Aiba family, goes into further detail about Shinya and Takaya's rivalry.