Vanta, Smotherer of Kingdoms

Flying, menace, intimidate, haste
All of your opponent's creatures get -1/-1 at the beginning of your attack phase every turn.
When Vanta is in the battlefield none of your opponents can gain life or bring back creatures from their graveyards. Vanta can be targeted by creatures with flying or reach if your devotion to black is less than 3.
{p/b}{p/b}: Kill target creature.