So are they fighting werewolves, zombies, or vampires?

Considering that this will probably be some form of revisionist history it'll probably be everything that you just mentioned. Maybe they will throw in Frankenstien and Count Dracula too and film the entire thing on the Great Wall of China.

That's funny. I think we can narrow it down to either vampires or zombies. I think werewolves have gone out of fashion for the moment


Sister, when I've raised hell, you'll know it!

Ghost pirates.

On the Mighty Mississippi, the ghosts of 18th century pirates plunder the river at night. Tom and Huck join forces with Samuel Clemens aboard his steampunk riverboat to stop the spectral raiders.