Name: Underfell Card (Prefers to be called Fell)
Species: Human
Sex: Male
BFF: Genie Bluetine
Relatives: Swapfell Card (Cousin)
Soul: Regret

Info: The Child of Regret, Fell was abused by monsters most of his life and even got bitten by Vamp Skellie, giving him a vampire curse in which by sunset, he becomes a bloodsucking vampire. From that experience, he developed a phobia to monsters a yo-kai. After escaping slavery, he was found by Card who stopped him from committing suicide.


Name: Swapfell Card (Prefers to be called Swapfell)
Species: Human
Sex: Male
BFF: Genie Bluetine
Relatives: IF (Adoptive Mother) & Underfell Card (Cousin)
Soul: Fright


Info: The Child of Fright, Swapfell just like his cousin Fell was abused by monsters most of his life and even got bitten by Vamp Card, giving him a vampire curse in which by sunset, he becomes a bloodsucking vampire. From that experience, he developed a phobia to monsters a yo-kai. After escaping slavery, he was adopted by IF the Goddess of the Underground and lives life the happiest he can.