A Holy Knight Digimon. It is the result of Omegamon absorbing a quantity of the obscure material, "Black Digitron", turning its appearance black. However, it is still an honorable and inherently good Digimon, as evidenced by its Vaccine attribute remaining unchanged - so unwavering is Omegamon Zwart's justice that even if it is created by the Jogress Evolution of BlackWarGreymon and MetalGarurumon (Black), it will suppress its constituents' Virus attribute and retain its status as a Vaccine.