Collecting Doctor Strange and the Sorcerers Supreme (2016) #7-12.

Marvel's craziest comic gets even more mind-bending! After being betrayed by one of their own, Doctor Strange and the Sorcerers Supreme are banished to a dark dimension where everything is out to kill them! And you're trapped with them! Can you and the Sorcerers escape this mazelike madness? Meanwhile, the gravity of Sir Isaac Newton's actions will reverberate in the present day -and put him on a collision course with the Avengers! For the Sorcerers Supreme, magic plus history makes mystery!