Stila Plum On is a warm purple with a glitter finish that is permanent and retails for $24.00. In comparison, MAC Tide 'n' Seek (Magic in Your Eyes) is a cool taupe with a metallic finish that is limited edition and retails for $20.00.
MAC Tide 'n' Seek (Magic in Your Eyes) is 90% similar — it is more shimmery, lighter.