Is Undertale Sans from Deltarune's World?

Is Sans from Undertale the same Sans as in Deltarune? This Deltarune theory has been floating around since 2018, and today I discuss its evidence, its holes

Is Undertale Sans from Deltarune's World?

Deltarune And The Role Of Curiosity In Games – Too Many Words

KNOW THE DIFFERENCE sans Undertale sans Deltarune Lives in the Undertale universe Lives in the Deltarune universe Last name: Last name: Undertale Deltarune - iFunny

Hometown (Chapter 1) - Deltarune Guide - IGN

Is Undertale Sans from Deltarune's World?

Deltarune Chapters 1 and 2, explained - The Washington Post

Deltarune Kris/Undertale Frisk Meets Sans by GiddyDog on DeviantArt

Deltarune Chapter 2: A Cyber's World / Funny - TV Tropes

What do you feel is the most interesting character in Undertale that's not a major character (The Dreemurr family, Undyne and Alphys, the Skeleton Bros., etc.)? - Quora

Games like Undertale that subvert and surprise

The Dark world is real Sans is a darkner

deltarune theories ahoy — Sans is a Darkner Theory (MASTERPOST)

How Sans' Appearance in Deltarune Opens Connections to Undertale

More evidence that sans is from the world of Deltarune! : r/Undertale

Deltarune theories/review ♠️ – Dork Talk With Izzie