OOO rare pairs? MOG I got SOO many omg omg, ok

For matesprits, I like Nannacro (Nanna x Cronus)

For morails, Roxyfef (Roxy x Feferi)

For auspistice, Jadedavenep (Jade <3< Nepeta with Dave auspisticing hehe)

and finally, for kismesis: Davepetasol (Davepeta x Sollux) lolz