shy-electron:

(Don’t click if ur afraid of spoilers)

ISTJ – Monster Kid

ISFJ – Asriel

INTJ – Sans

INFJ – Frisk

ISTP – Chara

ISFP – River Person

INTP – Alphys

INFP – Napstablook

ESTJ – Muffet

ESFJ – Toriel

ENTJ – Undine

ENFJ – Papyrus

ESTP – Flowey

ESFP – Mettatron

ENTP – Asgore

ENFP – Temmie