Umar attacked Doctor Strange and Clea on Earth, and transported the essence of Dormammu to Earth's core, where he reformed. With Orini, Umar defeated Doctor Strange on Dormammu's behalf. With Dormammu, Umar battled the Scarlet Witch, Vision, and Agatha Harkness. Umar's seduction of Orini resulting in the birth of Clea was then recounted. Umar stole Dormammu's power, using it to battle Doctor Strange and Clea. Umar was defeated when Gaea caused Dormammu's power to return to him. Umar later battled Thor in an attempt to disrupt a chess match between Odin and Dormammu.