Inguqulelo emfutshane yemanga ye-UFO Robo Grendizer anime. Ikhutshwe kunye nochungechunge lwe-anime, i-UFO Robot Grendizer ilandela ukuvela kukaDuke Fleed, inkosana yePlanethi eyabaleka, eyathi, yazenza uDaisuke, umsebenzi wasefama, walwa nemikhosi eyatshabalalisa iplanethi yakhe, uBukhosi beVegan, kunye nabadali beGrendizer. ukuba uDuke webile ukulwa nabo. Ngelixa imvelaphi ingajongwa njengenxalenye yochungechunge lweMazinger, uKoji Kabuto kunye noomatshini beMazinger bavela kolu luhlu, belwenza uhlobo lokulandelelana. UGrendizer wazisa ingqikelelo yerobhothi eguqukayo kunye ne-space mecha, iikhonsepthi ezathi kamva zathatyathwa kolunye uthotho lwe-mecha. Yayidume kakhulu eJapan, eKhanada, eFransi, eItali nakwilizwe lama-Arabhu kwaye inabalandeli abanamandla kula mazwe nanamhlanje.
