Avengers Confidential: Black Widow & Punisher

Avengers Confidential: Black Widow & Punisher is a 2014 Japanese superhero anime film produced by Madhouse. A collaboration between Marvel Entertainment and Sony Pictures Entertainment Japan, it's a continuation of the "Marvel Anime" series. The story follows the Punisher's arrest for interfering with a S.H.I.E.L.D. mission. To regain his freedom, he's forced to team up with Black Widow to stop Leviathan, a terrorist organization planning to sell stolen S.H.I.E.L.D. tech. They face Leviathan's super soldiers and Black Widow's former lover, Elihas Starr, also part of Leviathan. The film is noted for its quality animation, intense action scenes, and complex character relationships, showcasing the cooperation and growth between the unlikely duo of Black Widow and Punisher. Various Avengers, like Iron Man, Hulk, Thor, War Machine, and Captain Marvel, make cameo appearances in the film.