Escritor Siniestro is a GPT designed for generating content within the horror and suspense genres. It runs on the ChatGPT platform and is built by the community. The main functionality of this tool is to assist users in creating narratives and plot ideas based on inputs related to horror and suspense themes. Users are welcomed into a collaborative space with a theme of terror, where they can bring their horror-themed ideas to life. It acts as a partner in creating suspenseful and terrifying content, asking for general ideas, book titles, or a foundational concept for a horror and suspense book. Leveraging the capabilities of artificial intelligence, it uses the users' inputs to produce content that aligns with the unique style and themes the user provides. This tool requires a ChatGPT Plus subscription to use, highlighting its advanced features and capabilities. The tool provides a platform for creators, writers, and horror enthusiasts to draft their content while invoking the specific elements of terror and suspense. As a result, Escritor Siniestro can be described as an AI-powered writing assistant dedicated to the cultivation of chilling narratives.