Those are excellent ideas!
But the clenched fist doesn't belong to leftists, commies and anti-American groups.
Man people are fed up with the over taxing and wasting of our hard earned money and are shaking their fists at the congress and current administration demanding that they be accountable.
Maybe you or someone else can make graphics of the kind you describe.
I've seen signs and flags like what you describe at tea parties, etc.
I agree, keep the fists but extend the middle fingers.