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When the malicious Dr. Hell and his mechanical beast army overwhelm Earth defenses, the heroic Super Robot Mazinger Z is brutally captured and weaponized against its creators. Gravely wounded during the defeat, pilot Kouji Kabuto is automatically guided into a subterranean laboratory founded by his late grandfather. There, Kouji discovers Mazinkaiser, an ancient, devastating robotic deity with godlike defensive armor and apocalyptic firepower. Struggling to master its uncontrollable destructive power before it consumes his sanity, Kouji unleashes catastrophic attacks to reclaim Mazinger Z and eradicate Dr. Hell forces.
⚠ Background — may contain spoilers
Released across seven direct-to-video episodes between 2001 and 2002, *Mazinkaiser* was produced by studio Brain's Base and directed by Masahiko Murata. Reimagining Go Nagai iconic super robot universe with modern digital animation, explosive pyrotechnics, and visceral mechanical destruction, the OVA served as a passionate love letter to 1970s mecha anime. Featuring dynamic battle themes composed by Rey and iconic vocal performances by Hiroya Ishimaru, the series became an enduring favorite among super robot enthusiasts worldwide.
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Trailer
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Episodes
7
1
A Fierce Fight! Double Mazingers
Aired 2001-09-24
2
A Descending, Malevolent Deity
Aired 2001-11-24
3
Kouji Assassination Order!
Aired 2002-01-24
4
Sayaka Rescue Operation
Aired 2002-03-24
5
A Narrow Escape! The Photon Power Lab
Aired 2002-05-24
6
Kouji Kabuto Dies in Magma!
Aired 2002-07-24
7
A Decisive Battle!! Flaming Hell Castle!
Aired 2002-09-24
