A digital art piece designed as a movie poster for "Batman vs Superman." The poster features Batman and Superman in an intense face-off, ready for battle. Batman is in his iconic dark gray and black suit with a flowing cape, while Superman is in his classic blue suit with a red cape and the 'S' emblem on his chest. The background is a dramatic, stormy sky with lightning striking, adding tension and excitement to the scene. The cityscape below them is filled with tall buildings and dark shadows, creating a gritty, urban atmosphere. The title "Batman vs Superman" is prominently displayed at the top, with stylized fonts and dynamic lighting effects to emphasize the epic confrontation. The overall composition captures the dramatic and action-packed nature of the movie, highlighting the rivalry and power of these two legendary superheroes.