Teturok, Simic Abomination

Teturok, Simic Abomination enters the
battlefield with a decline counter on it.
{b}{b}{b}: Disfigure X, where X is the number
of decline counters on Teturok.
{g}{g}{u}: Proliferate.
Whenever one or more -1/-1 counters are put on Teturok, destroy up to that many target
creatures.