Quagmire Anomaly

Quagmire Anomaly enters the battlefield tapped.
As long as you control 10 or less other lands,
Quagmire Anomaly is a land. (It isn't a creature.)
As long as Quagmire Anomaly is a creature,
whenever a creature an opponent controls dies,
that player mills a card and loses 1 life and you
gain 1 life.
{t}: Add {c}{b}.