Mongol
From Jenny Everywhere Wiki
“The Mongols” existing as a warmongering force in some universes.
The Mongol invasion of North America was one of the parallel-universe events one Jenny Everywhere made no secret of knowing about in one universe. (COMIC: Borders)
One universe's Jenny, who often dreamed of adventures her other selves were having, once dreamt she was charging “the Mongol horde” astride a mammoth. (PROSE: The Genesis of Jenny Everywhere)