Nemesor Zahndrekh

Other Necrons you control gain +1/+1.
{7}{b}: If you do not control a creature named
Vargard Obyron, create a 3/3 black token artifact creature named Vargard Obyron with double
strike, subtype necron, and "if a creature you
control named Nemesor Zahndrekh would die, sacrifice Vargard Obyron and Nemesor
Zahndrekh gains indestructible until the
end of the turn.