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The Wales international, who is suffering from a hamstring injury, will join Juventus this summer when his contract expires after more than a decade in north London.
Clubs across Europe will be well aware the dangers of letting your best stars leave for nothing.
Some of the best sides in the world, however, have failed to agree new contracts for their stars and could face a similar dilemma to Arsenal boss Unai Emery.
Check out talkSPORT.com’s list below of best players from across Europe who could follow Ramsey and walk away for nothing.