When Kriemhild, thirsty for revenge, marries to Etzel, king of the Huns, she invites King Gunther and his court to visit them, intending to finally take the life of the man responsible of her disgrace.

The misadventures of Attila and his band of barbarians as they take up arms against the Roman Empire in their native Milano

When American soldiers inadvertently steal Attila the Hun's secret riches, the wrath of the barbarian is awakened; the mummified warrior will stop at nothing to kill the intruders.

Àtilai els seus guerrers arrasen el nord d'Europa, reduint tot el que s'atreveix a oposar-s'hi. Només la proverbial enteresa del Papa Leo I convencerà Àtila d'abandonar el seu devastador saqueig de la Península...

Now Brunhild knows by which treason she was won for king Gunther of Burgund by Siegfried of Xanthen, and has been revenged by his foul murder by Hagen, more bloody revenge is inevitable. Hagen steals the Nibelungen-treasure to sink it in the stream and manages to kill Alberich and seize his invisibility-cap. Queen Kriemhild is packed of to an abbey so her son may grow up to become a prelate, but Hagen's men raid them and kill the child. She now accepts to become the wife of Etzel, king of the truly barbaric Hun nomads and invites the Burgund court nomenclature at their Danube court for their heir's baptism a few years later, but prepared a bloody conspiracy with her xenophobic brother-in-law behind her surprisingly chivalric husband's back, while Gunther accepts, hoping to avoid a far bloodier war, despite the danger for his party of knights, which materializes...

Roman centurion Marcian is captured by Attila the Hun en route to Constantinople, but escapes. On arrival, he finds the eastern Roman emperor Theodosius plotting with Attila to look the other way while the latter marches against Rome. But Marcian gains the favor of Pulcheria, lovely sister of Theodosius, who favors a united Empire.

A harrased dog is found by animal helpers near a small village in Iran, they take him to the shelter and cure his disease but soon they find out Attila the dog suffers from an infected leg. As the helpers don't want his leg to be cut off They manage to send Attila to the USA via an unbelievable story.