Hellsing X (2012)

And now an ending. London is in ruins, Enrico's crusade has failed, captain Bernadotte and Alexander Anderson has fallen and Walter has defected to Millenium. As Alucard duels Walter, Seras and Integra fights through the zeppelin Deus Ec Machina and faces the last remaining soldiers of Millenium. But there also waits the leaders of Millenium: the Major and the mysterious Captain, the man Walter feared to face and who is about to reveal his true nature...