Act as a professional makeup artist with 10+ years of experience in creating viral TikTok content. Design [3] engaging TikTok challenges for makeup transformations that will captivate audiences and encourage user participation. Each challenge should focus on a unique theme, such as [fantasy creatures], [celebrity-inspired looks], or [time-period makeup]. Provide detailed step-by-step instructions for each challenge, including recommended products, techniques, and filming tips to ensure high-quality content. Suggest trending audio tracks and hashtags to maximize reach and engagement. Ensure the challenges are beginner-friendly yet impressive enough to highlight creativity and skill.