Revenant, Synthetic Nightmare

Vigilance
{1} Create a Silencer artifact token.
{t} Sacrifice Silencer artifact token. Tap up to
three target creatures. They do not untap during
their controllers next untap step.
{3} Create a 3/3 Death Totem artifact token. Sacrifice Death Totem: Revenant gains indestructible and cannot be affected by
combat damage until the end of the next turn.