...which gives new meaning to "worked to death"!
Based on actual historical events (though exaggerated and embellished), Topps' Vlad the Impaler #2 (1993) took fewer liberties with fact than most other tales that combined the historical and fictional Draculas.
It isn't a docudrama by any stretch, but writer Roy Thomas was a stickler for accuracy whenever possible.
BTW, for other comic book versions of the legendary vampire, check out...
and