Marvel Mighty Thor Electric Current Girls T-Shirt Summon down the elements of a storm with the Marvel Mighty Thor Electric Current Black T-Shirt! This fitted black tee shows a fierce Thor, the son of the Earth goddess Gaea, yelling into the sky and raising his powerful hammer, Mjolnir, to create flashing electrical currents in shades of blue print around him. 100% Cotton. Runs small, size up.