Skelebros

Skelebros is the familyship between Sans and Papyrus from the Undertale fandom.

Undertale
Sans and Papyrus are brothers and are the fourth and fifth major characters you meet in Undertale. They have been shown to love each other more than seemingly anything, as they appear to have no other family. Details of their past are unknown, but is known that they "showed up" to Snowdin one day. The two live together in a house in Snowdin Town.

Sans and Papyrus often compliment each other, while Papyrus still gets angry at Sans for being a "LAZYBONES!". Papyrus also gets angry whenever Sans tells puns.

Deltarune
Sans lives in Kris' hometown with his younger brother (assumed to be Papyrus). When Kris talks to Sans, he asks them to meet his brother.

Family
Sans and Papyrus are a popular duo in the Undertale series, and there are countless fanworks focusing on their brotherly relationship. Sans is often seen as the protective older brother while Papyrus is the more innocent younger brother.

On AO3, the non-romantic ship between Papyrus and Sans is the fourth most popular ship for both characters and the seventh most popular ship in the Undertale fandom. It is also the only non-romantic ship in the top 10 most written Undertale ships.

The term "Babybones" refers to fanworks focusing on Sans and Papyrus as young children. This often involves Papyrus as a baby and Sans as an older brother. Occasionally, Sans is a baby as well. Sometimes W. D. Gaster appears as the brothers' father.

Romantic
Some people like to ship Sans and Papyrus romantically, possibly because the shippers think they have sexual love for each other, despite it being brotherly love. Others hate the pairing due to it being incest. Sometimes, the pairing is in an AU where Sans and Papyrus are not related.

On AO3, Sans/Papyrus is the most popular ship for Papyrus, the second most popular ship for Sans and the third most popular ship in the Undertale fandom.

Sometimes different AU versions of Sans and Papyrus are shipped. Some of the AU versions of Fontcest have unique names, with Classic Fontcest referring to the main versions.

Variations
Romantic variations based on AUs

Fandom
FAN FICTION


 * Sans/Papyrus on FanFiction.Net

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