Greendeath Monarch

Wither,
If one or more -1/-1 counter should be placed on
a creature, you may put another one on it.
If a Spider creature you control would deal damage to a creature with at least one -1/-1 counter on it, destroy that creature after the combat. It can't be regenerated .
{b/g}{b/g},{t} : All Creature lose Indestructible.