Preheat the oven to 350 F. In a large bowl, mix together cake mix, peanut butter, eggs, and vegetable oil until smooth. In a shallow dish, combine granulated sugar and ground cinnamon.
Roll cookies into a balls and roll in the cinnamon sugar mixture. Place onto a large ungreased baking sheet at least 2-inches apart and bake for 10-12 minutes. Remove from the oven and top with candy eyes.