Gethra, Grand Black Witch

Grand Black Witch has power equal the number
of Swamp plus Curse cards you control.
{r}{r}: Any creature you control with Witch
in its name gains Warded from Red.
{2}{b}, Sacrifice a creature: Target creature
gets -2/-2 until end of turn.
Landborn (Swamp)(Whenever a Swamp enters the
battlefield under your control, return Gethra, Grand
Black Witch from your graveyard to your hand.)
"The leader of her order, yet a servant trapped
in her service."