ensemble poster design — Centered Group · Oversized Title · High Contrast

A zany cartoon crossover poster fills the frame with superheroes and two stepbrothers against a sunburst. The background is a bright yellow radial sunburst, radiating energy. At the top center, a blue platypus in a teal superhero suit with a red cape stands heroically. On the left, a blonde thunder god in a winged helmet holds a large hammer. On the right, a green muscular giant snarls with rage. At the lower left, a red-and-blue wall-crawler crouches with a white-eyed mask. At the lower right, a red-and-gold armored hero stands with a glowing chest light. In the center bottom, two cartoon adult men grin: one with a triangular head and green hair, the other with red spiky hair, both clearly adults. The young men' exaggerated expressions radiate mischievous joy. All seven characters overlap in a dense, energetic group. The sunburst's rays vary in width, forming a dynamic radial pattern. At the center, a white oval badge shows the small red Disney script "LOGO" above red Chinese characters "TITLE". Below the oval, a red rectangular badge carries the large white Chinese characters "TITLE". Beneath that, the huge white Chinese characters "TITLE" appear in a bold rounded face. The white title text pops against the red badge and yellow background. No other text appears, keeping the design bright and punchy. The platypus's red cape flows behind him. The thunder god's hammer shows metallic detail. The giant's green muscles bulge with cartoon exaggeration. The wall-crawler's web pattern is crisp black on red. The armored hero's gold faceplate gleams. The sunburst's center is white-hot. The rays alternate light and dark yellow. The platypus's bill is orange and flat. His fedora is brown and stylish. The thunder god's cape is red. His armor has circular medallions. The giant's teeth are bared. His black hair is wild. The wall-crawler's eyes are large and white. The armored hero's eyes glow blue. The young men' smiles are huge and toothy. The oval badge has a red border. The crossover is a fan's dream come true. The energy is pure Saturday morning fun. The heroes' teamwork promises epic laughs. The summer adventure will be legendary. The fun never stops in this universe. The adventure is just beginning. The lighting is flat cartoon bright, with vivid colors and no real shadows. The poster uses a centered group composition with a vivid yellow-red palette in a classic cartoon style, evoking a wacky and heroic mood of summer adventure.