Maxman's Cannon

Your deck can have up to four Maxman's
Cannon.
{1},{t}: Maxman's Cannon deals 7 damage to any
target. Put two reload counters on Maxman's
Cannon.
At beginning of your turn, if Maxman's Cannon
has a or more reload counters on it, it doesn't
untap during its untap step, remove a reload
counter from it then create a treasure token.