|1.||flip-side of the same coin|
A person or idea that is the flip-side of the same coin as another person or idea is one that is fundamentally the same, but social influences have changed the ultimate goal.
The black panthers and the nazi party are essentially flip-sides of the same coin. One seeks white advancement, at the cost of suppressing all non-whites.
The other seeks advancement of all non-whites, at the cost of being indifferent to the plight of marginalised white folks.