Hellsing (2001)

S1E7 Duel

After a brutal assault by the Valentine Brothers, the Royal Order of Religious Knights has lost over half of its members. Now, Sir Integra Hellsing, Alucard, and Seras are on a mission to track down those responsible. Among the potential culprits is the Vatican's Iscariot Organization. Alucard finds himself facing off once more against the infamous Alexander Anderson in a showdown that promises to test their limits.