A colorful Halloween-themed poster with a variety of elements. At the top, there are two 'Happy Halloween' phrases, one in green and the other in blue, with a black background. Below, there are two cartoonish Halloween characters, one on each side, with a red face and black eyes. The left character has a black hat, while the right character has a black mask. In the center, there is a large, toothy smile with a black background. Below the smile, there are two phrases, 'Trick or Treat', with 'Trick' in purple and 'Treat' in orange, both on a