Doctor Strange and The Sorcerers Supreme #1 (2016) 1st Demon Rider

An ancient evil threatens to unravel the fabric of reality, and one Sorcerer Supreme may not be enough. Doctor Strange must unite past, present and future Sorcerers Supremes to stem the coming darkness - Merlin, the Ancient One, Wiccan, and more! But Strange should watch his back, not all of these Sorcerers have his best interests in mind Rated T+