Jubilee, Who Shines Brightest

Prowess, first strike, haste
{r}: Jubilee deals damage to any target equal to
the number of human creatures you control.
This ability can only be activated once per turn,
and only if Jubilee's power is greater than her
base power.
{r}{r}: Destroy target artifact or enchantment.
"I used to be afraid of my powers. Now, I'm
embracing them."