Silver Wolf LV.999

Flying, Shadow, Vigilance, First Strike.

Silver Wolf LV.999's power and toughness are each equal
to the number of power counters you have.

{r}{r}: Deal five damage to each of up to three targets, then gain five power counters.
{u}{u}: Draw five cards, then gain ten power counters.
{w}{w}: Gain five life, then gain fifteen power counters.

At the beginning of your end step, you lose sixty power counters.