The image displays a collection of four black silhouettes logo. Each silhouette represents a different character from the Harry Potter series. Starting from the top left, there is a silhouette of a witch riding a broomstick, which is a common mode of transportation for witches in the Harry Potter universe. Moving to the top right, there is a silhouette of a witch on a broomstick, also known as a witch's broom. Below the witch on a broomstick, on the bottom left, there is a silhouette of a witch on a broomstick, which is a magical broomstick that can fly. Finally, on the bottom right, there is a silhouette of a witch on a broomstick, which is a magical broomstick that can fly. Each silhouette is distinct and captures the essence of the characters from the Harry Potter series.