Background. Cleo was a princess of Egypt over 5,800 years ago and raised with the knowledge she'd never be queen of her home, as that honor would befall her older sister Nefera, yet consequently with freedom to pursue her own interests.
Cleo is nyctophobic, or afraid of the dark after being entombed for millenia.
The De Niles are a royal family which lost its throne due to betrayal by people the family trusted. This presumably led to the family being mummified and entombed for nearly 6,000 years, from which Cleo emerged with a severe case of fear of the dark.
Cleo was also best ghoulfriends with Clawd's sister, Clawdeen Wolf, until their relationship dissolved due to Cleo and Clawd's break-up and the latter's heartbreak, making Clawdeen hate Cleo for the hurt she caused her brother and thus, igniting a feud between them, which only furthered once Cleo began dating Clawd's ...
On her travels, she came across an archaeological expedition, and offered to lend assistance, believing she would have plenty of time to find her family later. However, she and the group ended up trapped inside a tomb for several years. (In Hexiciah Steam's diary she is trapped inside the Catacombs).
With Cleo's parents now divorced, Cleo is ordered by her father to take more care of Kim, starting with taking her to a concert. But on the night, Cleo, Rikki and Emma all accidentally see the full moon, and take off to Mako Island, with Lewis in hot pursuit.
Ramses is Cleo de Nile's ruthless father and the mayor of New Salem. He is also a mummy, like his daughter, but protects the monsters of the town from the humans... by doing whatever means to keep all their lives a secret.
Raythe is a 2016-introduced and fiction-only character. Given his name and appearance, he is most likely a wraith. He attends Monster High, being one of its early students. Among the friends he's made, he's closest to Deuce Gorgon and has developed a mutual crush on Clawdeen Wolf.
Upon arriving at Monster High, Clawdeen befriends Frankie Stein, a non-binary Frankenmonster with a brilliant mind, and falls in love with Deuce Gorgon, son of Medusa.
Her younger sister is Cleo de Nile. She acts very superior to Cleo, and will do anything to make her look bad. Because both Nefera and Cleo have superiority complexes they don't get along very well.
Where is Cleo? Taken by child welfare workers in the 1970's and adopted in the U.S., the young Cree girl's family believes she was raped and murdered while hitchhiking back home to Saskatchewan. CBC news investigative reporter Connie Walker joins the search to find out what really happened to Cleo.
Cleo then stands before everyone in the house, and, to Rikki and Emma's surprise, sings with the most beautiful voice imaginable. Lewis realises that the full moon has turned Cleo into a siren - a mythological mermaid that used its mesmerising voice to lure sailors to their deaths.
Cleo has a secret that none of her family knows about, she and her best friends are mermaids. Cleo looks out for her younger sister and helps her dad out in sticky situations.
Cleo de Nile (voiced by Salli Saffioti in most projects, Kausar Mohammed in the 2022 TV series, portrayed by Jy Prishkulnik in the live-action film) is the second daughter of an Egyptian mummy named Ramses de Nile.
Lagoona Blue as a Ghoulfish in Monster High Great Scarrier Reef.
There's Cleo de Nile doll's "mummy" along with her little brother, Lux de Nile doll, and baby sister, Sandy de Nile doll.
Hoodude Voodoo is a 2011-introduced and all-around character. He is a human-sized living voodoo doll, created by Frankie Stein to be her emergency boyfriend.
Cleo de Nile and Deuce Gorgon are the original Monster High couple. They started officially dating the day after Cleo and Clawd Wolf broke up (though it was claimed that Cleo dumped Clawd, mostly because Cleo didn't want other students thinking that the fear captain got dumped).
Clawdeen Wolf is a lesbian character from Monster High.
Cleo de Nile's father forces her to break up with her boyfriend, Deuce Gorgon, because he thinks Deuce isn't good enough for her. In an effort to make herslf really popular, Cleo claims that she knows who's been pulling pranks on the normie's school and that she's the only way to communicate with him.
Draculaura is best friends with Frankie Steinand Clawdeen Wolf, and is currently dating Clawd Wolf.
Chapter One: New Ghoul
Deuce witnesses Heath Burns flirting with new ghoul, Frankie Stein, which also catches the attention of Deuce's girlfriend, Cleo de Nile.
I was especially interested in Nefera de Nile because she has a different body than the others. She is the older (and taller) sister of Cleo de Nile, and so is another daughter of The Mummy.
Nefera de Nile is Cleo's older sister. Arrogant and selfish, she loves putting others down to make herself feel superior, especially her sister.
Clawdeen Wolf was born half-human, half-werewolf, but has always had to hide her wolf-side…