Flowey has the appearance of a sentient golden flower. Its structure has a white center, six yellow petals, and a light green stem. Flowey can contort his face to show various expressions and can mimic other characters' voices and faces. He imitates Toriel and Asgore in some situations, as well as his former self at the end of the Genocide Route. It also mimics the protagonist's face before the final Neutral Route battle.