This design features a vibrant and dynamic graphic of a comic book-style explosion. The explosion is depicted in a cartoonish manner, with bold lines and bright colors. At the center of the explosion, there is a text that reads "WHACK!" in a playful, bold font. The colors of the explosion are primarily red, yellow, and black, which are typical colors associated with explosions in comic books. The overall style of the image is reminiscent of the action and excitement often found in comic book covers or panels.