Plaguecoric is a coric xenogender related to plaguecore. It is centered around plague doctors, blacks and greys, lavender, cloaks, bird masks, and other plague doctor related things.
History
This term was coined June 22nd, 2021 by Fandom user ABaffledBanana. The flag was also created by the coiner.
Flag
The original flag has no specified meaning. It is said to be inspired by colors associated with the plaguecore aesthetic.