This papercraft is Dragon Shiryu's Dragon Cloth for cosplay, based on the anime Saint Seiya series, the paper model is created by Luisifer Chavez-Calderon. The Dragon Cloth is a legendary Bronze Cloth, known for its large shield on its left arm guard.
The Dragon Cloth is based on the constellation Draco. There are various world myths behind the constellation, although the most common is the story of the dragon Ladon, the guardian of the Golden Fleece of King Aeetes. Ladon was stationed at the grove containing the Fleece, but was laid to sleep by the witch Medea, Aeetes's daughter. She does so after having fallen in love with the hero Jason, who sought the Fleece to obtain the throne of his kingdom from his wicked uncle, Pelias; the pair escape with the golden artifact.
The Draco constellation is also associated with the dragon who guarded the golden apples in the garden of the Hesperides. In Mesopotamian myth, the constellation is associate with the chthonian goddess Tiamat and her mate Apsu, who were depicted as giant serpents or dragons; both were slain by the Mesopotamian gods after the couple plotted to destroy their offspring for being noisy. [Source: wikia]