Valkyries are often depicted as lovers of heroes or mortals in the Norse mythology. These one of a kind warrior maidens have the right to decide life/death of mortals in war. Here is my interpretation.
When the king of the Devas helplessly stared at defeat, Vishnu, Shiva and Brahma, gave him the Vajra. Indra used the Vajra to kill the demon Vritra and reclaim his kingdom. This is my illustration.
[Draw time: 2hrs]