Endervoid:
Endervoid is a xenogender that refers to a gender that feels like there is a black hole that sucks in gender from outside, there is also a connection to Endermen, the Ender Dragon or the End in some way, whether that be just the idea of the End or something more specific such as the sucking in of outside gender being similar to how Endermen pick up blocks. Certain genders may be sucked in easier allowing for the use of modifiers such as endervoidgirl or endervoidboy.
The flag:
Shades of Purple: This is representative of Endermens eyes, the End and the Ender Dragon.
Black: This is representative of The Endermen and the Ender Dragon as well as black holes.
Shades of Muted Yellow: This is representative of End Stone.
{Image Description: 5 stripes: the first two are dark shades of purple with the top one being light, the middle one is nearly black and the bottom two are muted shades of yellow with the bottom one being darker.}