Niffty

'Information found online is most likely outdated. All information is to be changed following theory debunk streams, upcoming Patreon comics, and the pilot.'

Niffty is a cleaner for the Happy Hotel and a main character in Hazbin Hotel.

Personality
Niffty’s personality is hyper and spontaneous, as well as being quick on her feet.

Appearance
Niffty is a one-eyed demon, akin to a cyclops, with her eye being made up of a hot pink sclera and yellow iris. She also has short yet fluffy pink with a yellow undertone, her teeth being sharp and yellow with pink cheeks. Her attire is themed after the 50s, as she wears a pink scarf with yellow polka dots, a white shirt with pink dots (which appear to have a slight dripping design) along with a pink skirt with similar dots as her shirt, albeit yellow like her scarf. She also has small limbs of dark pink coloration.

Quotes
"Niffty Swifty Ya'll" - Niffty during "HAZBIN HOTEL Animation Cleanup Pt. 8 Ft. Michelle Marie, Kellen Goff, Edward Bosco, Micheal Kovach"

Trivia

 * On Cleanup Artist Ashley Nichols YouTube channel on her "HAZBIN HOTEL Animation Cleanup Pt. 8 Ft. Michelle Marie, Kellen Goff, Edward Bosco, Micheal Kovach" video, Michelle Marie (Niffty's voice actress) was speaking Japanese in Niffy's voice as a voice request from a fan.
 * It is unknown if Niffty can canonically speak Japanese or not, but hopefully it'll be explored later in the series.