Lord Salvatore Doni/Relationships

Andrea Rivera
He regards Salvatore as “human trash” most of the time, Rivera and Salvatore Doni were friends, even before Salvatore became a Campione. Even if others were to disregard that, Rivera is still able to criticize the devil king directly without fear; with this fortitude and diligence of his which can be admired by many, in doing so he had obtained this role or title as [The King's Butler].

Godou Kusanagi
Salvatore finds Godou to be interesting, he's willing to lend the 'Book in Praise of David's Great Works' to Erica just so that it can protect Godou better. Salvatore declared Godou as his 'Eternal Rival' despite Godou thinking of him as one of the stupidest people in the world and he ever meets.

Luo Hao
The oldest female Campione and second oldest from them. Doni show to be excited to be able to fight with her and during combat was impressed by her power and abilities as a fellow combatant. She likewise acknowledged his talent even go as far as to said that rival her own.