Mousie, also known as Hanna, is an American content creator and streamer best known for her affiliation with the Yogscast network since 2017. Based in the Netherlands, Mousie produces family-friendly gaming content on her YouTube channel and streams regularly on Twitch, specializing in games like Final Fantasy XIV and Minecraft. A beloved member of the Yogscast community, she is recognized for her vibrant personality, inclusive approach, and commitment to engaging with her audience. Mousie has participated in major events like the Minecraft Championships and the annual Yogscast Jingle Jam. Openly bisexual and candid about her experiences with ADHD and dyslexia, Mousie brings authenticity and relatability to her content, making her a favorite among fans.