Magic: The Gathering Arena — Theros Beyond Death is an expansion for the fantasy multiplayer trading card game with strategy elements based on the popular TCG Magic: The Gathering. It will follow the conflict between Ashiok and Elspeth, two of the most popular but underused characters. The events of the add-on will continue the exploration of ancient myths, terrifying monsters, majestic gods and famous heroes. The Theros Beyond Death set also contains over 350 new cards for the game and brings back some popular mechanics.