Circe, Extravagant Cultist

When Circe, Extravagant Cultist enters the battlefield, sacrifice another creature. If you do,
choose Orzhov or Rakdos.
Orzhov - Create a legendary 4/4 black Bat
creature token with flying and lifelink named
Zahira.
Rakdos - Circe deals damage equals to the
sacrificed creature's power to any target and you
gain that much life.