Cardinalhoarder

Cardinalhoarder is a term for someone who collects altersex identities.

Similar identities include genderhoarder, kiwihoarder, mallardhoarder, termcollector, and turkeyhoarder.

History
Cardinalhoarder was coined on February 23, 2021 by Plurgai on Tumblr. The flag was made at the same time.