Arcane Arbiter is a GPT designed to provide an interactive solution for understanding and interpreting the rules of Magic: The Gathering (MTG). This tool is aimed at offering concise and accurate explanations for different game scenarios, card interactions, and possible misunderstandings or doubts that may arise while playing MTG. Created by Zachary Kiihne, Arcane Arbiter can respond to a wide range of queries about the complex mechanics of the game. The topics of inquiry can include rules for card interactions such as 'Can Go For the Throat kill Serra Angel?', 'How do Teferi, Time Raveler and Cascade interact?' or more situation-based questions like 'I accidentally flipped over the top card of my deck.' Given its knowledge base, this tool can serve as a companion to both new players looking to grasp the basics and experienced players seeking clarification on advanced interactions. It is important to note that using Arcane Arbiter requires access to ChatGPT Plus. Overall, Arcane Arbiter leverages the power of GPT technology to offer MTG players a reliable and interactive way of understanding, exploring, and mastering the game's rules.