Tiranni, Nature's Recollection

Tiranni, Nature's Recollection enters the battlefield with five stifle counters on it.
{g}, remove a stifle counter from Tiranni, Nature's Recollection: Draw a card and put a +1/+1 counter on Tiranni, Nature's Recollection.
Activated abilities cost X more to activate, where X is the number of stifle counters on Tirannni, Nature's Recollection.