Skeletal Host

Skeletal Horde enters the battlefield with five
+1/+1 counters on it. It gains Lifelink when
it has 7 or more +1/+1 counters on it.
- When put a +1/+1 counter on Skeletal Horde
when a creature dealt damage by this turn dies.
- If a Black Planewalker you control suffers
damage, remove a +1/+1 counter from Skeletal
Horde and place 2 loyalty counter on the
Planeswalker.
{1}{b}{b}: Skeletal Horde gains Indestructible.
"Liliana's mind was behind the lethal bones."