Marigender

Marigender is a xenogender that is in some way related to or influenced by the planet Mars. This includes any of the following:
 * A gender related to the planet Mars.
 * A gender influenced by the planet Mars.
 * A gender influenced by a kintype to the planet Mars.
 * A gender related to the Greek god Ares or the Roman god Mars.
 * A gender influenced by one’s devotion to any of the aforementioned gods.
 * A gender that is best explained or identified using the planet Mars.

Marigender can also be used as a prefix for other genders, for example, mariboy, marigirl, marinonbinary, etc...

History and Flag
Marigender was coined on or before October 9, 2018 by Tumblr user neo-identity along with the flag.