What if DC had been bought by Marvel; Illuminati

I once read that Marvel had once tried to by DC before DC folded into Warner, mainly due to the reluctance of DC to sell Superman and Batman? But, what if? What would have a DC-Marvel merger have looked like?

What would it have done to the Illuminati?

The super elite team of world guiders would still exist, but would that make their decisions any more wise? Is it right to allow any one group to dictate the world?

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