Monsgender is a gender in the exemgenders system. It is a xenogender that feels animalistic and otherworldly and has a connection to rocks[1], or has an emotional, physical, or aesthetic connection to rock-type Pokémon. It could be connected to ones kintype/kingender, but it doesn't have to be.
History
Monsgender and its flag were created on or before February 16, 2018 by deactivated Tumblr user Coiningblog. The flag has no confirmed meaning.[1]