Not very much is known about Minor Domo (a pun to Major Domo) except that she is a hysterical young woman whom lives in the Mojoverse.
Minor Domo was created by Chris Claremont and Art Adams and first appeared in (Uncanny) X-Men Annual issue 12 (1988).
Major Story Arcs
Minor Domo works for Mojo and is somewhat an assistant to Major Domo. She tends to imagine catastrophical scenarios, and subsequently passes out because of them. This caused her to sometimes be of great annoyance to Mojo and Major Domo.