Midnight brain fart
Undertale/Hazbin Hotel xover
Sans as Alastor a deceptively jolly sort who will fuck yo shit up
Papyrus as Niffty close to Alastor though the relationship is unclear, a friendly overexcited maid
Grillby as Husker, a hard drinking gambler who runs a bar and also has a relationship with Alastor
Undyne as Vaggie the spear weilding girlfriend of Charlie
Alpys as Charlie fasinated by a world not her own, trying to find a way to help her people. possibly friends with the radio skele
Mettaton as Angel Dust, I mean... obviously
Burgerpants as Travis one of Angels Johns
Asgore as Lucifer, King of hell doesn't have a lot of faith in Alphys/Charlie
Toriel as Lilith the absent mother of Charlie
*head cannon slots*
Flowey as leader of the angel executioners and antagonist / Asriel lost son of Lucifer and Lilith who is why they fell
Chara, First angel of redemption worked with Asriel to try and help humans on the right path
Frisk, an angel of redemption having learned about Charlies hotel she falls hoping to help redeem those who truly wish for it even if they didn't know they did.
So yeah, might flesh this out more when I'm more awake ♡
