If to concern chronology of release of games with this subject, then it will be 4.
It is absolutely identical with Vampire Hunter 2: Darkstalkers Revenge, after all became in one and too time.
This game served as a visual sample for creation of Vampire Hunter 2: Darkstalkers Revenge, and the number of characters they especially do not differ unless the 3rd were replaced also with the 1s.
Vampire: night soldiers it was made by the Capcom company in 1994.
Capcom Play System 2 (CPS2)
Capcom Play System 2 ( CPS 2) is a slot game from Capcom , which debuted in 1993. Main hits of this system are : 1944: The Loop Master, Marvel Super Heroes, Marvel Super Heroes Vs. Street Fighter, Marvel Vs. Capcom, Pocket Fighter, Street Fighter Zero (Alpha) 1-3, Super Street Fighter 2, the series The Vampire (Hunter) / DarkStalkers, X-men: Children of the Atom X-Men VS Street Fighter.
Main CPU: Motorola 68000 @ 11.8 MHz
Co-Processor: ZiLOG Z-80 @ 8 MHz
Sound chip: Q - Sound @ 4 MHz
Color palette: 32 bit
Number of colors: 4096
Resolution: 384 x 224