Olive green short-sleeve t-shirt featuring a stylized dark wizard character with glowing oval eyes, a tall wide-brimmed hat, blue robe, and swirling orange flame design at its center. The circular graphic includes curved red text reading 'HOW DO WE PROVE WE EXIST? MAYBE WE DON'T EXIST' against a fiery orange background, creating a whimsical, philosophical fantasy-themed print.