This is a category for OCs of which were created by Giant Realistic Flying Tiger.)(otherwise known as
Most of them tie into a headcanon of sorts.
“Magatera (or Auntie Grandma in the parallel Earth) is Uncle Grandpa's sister, the Daughter of...Magatera/Auntie Grandma
“Ms.Glenda is a 65 million year old dinosaur. She can be seen as the Auntie Grandma/parallel...Ms.Glenda