The symbol is supposed to combine the themes of volleyball and Azkaban from Harr

The symbol is supposed to combine the themes of volleyball and Azkaban from Harry Potter. At the center, a dark castle, similar to Azkaban, surrounded by Dementors flying around. The volleyball can be integrated as a glowing sphere above the castle, surrounded by magical chains or smoke, symbolizing the confinement of Azkaban. the color palette should be dark, com tons de preto, gray and dark blue, while the volleyball should glow blue and yellow, creating a mystical contrast.