Click HERE to see this thread with all of the graphics, features, and links.

Black Racer:

http://vignette3.wikia.nocookie.net/marvel_dc/images/e/e6/Black_Racer_Prime_Earth_002.jpg/revision/latest?cb=20151029213943

vs.

Mistress Death:

https://i.annihil.us/u/prod/marvel//universe3zx/images/0/02/Death.jpg


Who wins?

Stalemate. Both are the personifications of Death on an abstract level -- I can't imagine a scenario where one could beat the other. /shrug

Imo, the only Death-related beings who can beat them are: Death of the Endless(obviously), and maybe Nekron.

Mistress Death

Mistress Death

Stalemate.

IIRC Black Racer "Is" Mistress Death