Jameson, Frenzied Warrior

When Jameson, Frenzied Warrior enters the
battlefield, put a +1/+1 counter on each of up
to three creatures you control.
{t}, Remove X counters from permanents you
control: You may cast a creature card from your
hand with casting cost X or less where X is the
number of counters you removed.
'Raaaarrr.' -- Jameson