Marvel has posted a teaser warning "Sinners Beware" with a cropped image of what appears to be Ghost Rider whipping his Hellfire chain.
Take a look:
Although a Ghost Rider show has been announced for Hulu, in this tweet Marvel is careful to point out this is for a comic book project (#MarvelComics).
The Robbie Reyes Ghost Rider is a regular part of the current Avengers title, but Danny Ketch has also shown up in the series with recent issues. Meanwhile, Cosmic Ghost Rider is currently ripping through Marvel history in the fittingly-named Cosmic Ghost Rider Destroys Marvel History limited series.