Murkend is a xenogender that is hard to understand or cloudy to one who identifies with it, but one is certain that the gender is dark or connected to darkness/shadows/monsters in some way.
History
It was coined by Tumblr user wavership on or before Jan 12th, 2019. [1]
Flag
The flag was created by fandom user Definitelynotanalien on February 5th, 2021. It depicts a dark, swirling sensation experienced by murkend people.