Get the latest United updates, transfer news and analysis delivered straight to your inbox every day for free European Super League president Florentino Perez warned Manchester United and Manchester City before the duo backed out on Tuesday night.
Both United and City controversially agreed to become founding members of the new Super League that would guarantee qualification for 15 clubs each season, though only 12 were initially confirmed on Sunday evening.
It was reported each of the founding teams would receive around £350million for signing up with Perez claiming the competition is critical to save football from financial peril.
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