The Under and Overealm exist like on opposite ends of a mirror, with the Underealm generally being the reflection.
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Creepypasta Headcannons
FanfictionI've read so many of these headcannon books, so I thought why not make my own?
Underealm & Overealm
The Under and Overealm exist like on opposite ends of a mirror, with the Underealm generally being the reflection.
