Bouken Shounen Shadar

(Esta sinopse está em inglês. Ajude a comunidade traduzindo!)

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When Earth is threatened by the invading Ghostar, a young boy with nerves of steel and the strength of 50 men appears from a cave on Mount Fuji. He is Shadar, a boy of unknown origin who, with his faithful dog, Pinboke, fights to save the world.

(Source: The Anime Encyclopedia)