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Vulcan is the God of Forging. He can send fires to his hammer to pound metal in tools.
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He has assistants that delivers the tools and weapons he makes. Mostly made of nymphs his delivering teams deliver them to the Gods and Goddesses in heaven.
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Ancient Romans believed that Vulcan was the cause of volcanoes because they didn't have scientific answers.
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Vulcan created the Aegis shield for Minerva where she put Medusa's head.
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Jupiter is the father of Vulcan and king of the Gods. Vulcan forges his thunderbolts to win his affection.
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Sometimes Vulcan takes the requests of kings and forges swords like the one above for gladiators in the coliseum.
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Juno is the mother of Vulcan and queen of the Gods. She was the one who suggested to Jupiter to throw Vulcan out of heaven.
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Venus, the roman goddess of love, is Vulcan's wife whom he received from Juno for letting her free from her throne.
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Mars, as the God of War, would always ask Vulcan to make him a new sword, spear, or armor, which Vulcan usually gave.
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As god of fire, Vulcan can summon flames from the ground, out of the sky, or through his body, which usually intimidates foes.