Fan Casting "Essex Corp" in X-Men: First Mutants

In a sterile, shadowy laboratory marked with the symbol Essex Corp, glowing tubes contain swirling samples of mutant DNA labeled Summers, Grey, Drake, Lehnsherr, and Wagner. A tall, pale figure steps into the light, Nathaniel Essex, known as Mister Sinister observes mutant DNA samples in his lab, revealing his newest creation: the Sentinel Program.