The Reincarnated Trio Notes

Everybody knows the trio Sanses, the 3 first AUs of the Multiverse

░▒▓█ ℂ𝕝𝕒𝕤𝕤𝕚𝕔, 𝔽𝕒𝕝𝕝, 𝕒𝕟𝕕 𝕊𝕨𝕒𝕡 █▓▒░

and EVERYBODY knows about reincarnated in a Sans stories.
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SOOOOOOO
Why not make 3 dead people
(that know each other)
into the trio Sanses!