gamma are universal people who have signs of omega and alpha (the structure of their body and soul). An evolved form of omega.(they can both fertilize and get pregnant. they can also impregnate themselves)(they are more often referred to as omegas and alphas. although they were bred at the merger of alphas and omegas) the Deltas are a little—studied group. It is known for certain about the equally unique ability to fertilize a partner, as well as the ability to get pregnant from him.