Marvel Comics has many incredible villains, like Doctor Doom, Magneto, Thanos, Kang the Conqueror ... One of these foes is Dormammu, an interdimensional demon that is one of Doctor Strange's ...

Doctor Strange only beats Dormammu by trapping it inside a time loop and making it give up out of sheer frustration.. Even without the Infinity Stones, Thanos is a force to be reckoned with.