Terraria, a video game that has captivated the hearts of many since its inception, has become a subject of intrigue for numerous players who have devoted significant hours to its immersive gameplay. Beneath its seemingly innocent façade, Terraria conceals a rich and enigmatic lore that has stirred the curiosity of its dedicated player base. In this book, we will delve into the depths of Terraria's lore, seeking to unveil the genesis of its universe through the narrative lens of a formidable protagonist named Abaddon. Disclaimer: In the present work, it is imperative to elucidate that the narrative herein is unequivocally classified as fan fiction. Each element comprising the storyline, from its entirety to the minutiae, is a product of deliberate and imaginative creation by the author. The utilization of ChatGPT was primarily directed towards the refinement and enhancement of linguistic and grammatical aspects within the narrative, thereby serving as an auxiliary tool to augment the quality of the English language used. Furthermore, the cover art adorning this fan fiction was rendered through the application of artificial intelligence (AI) technologies.