http://m.ign.com/articles/2016/04/22/amazon-is-making-buying-some-games-a-prime-exclusive-feature
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Amazon has begun blocking those without Prime subscriptions from buying certain items directly from the retailer.
Reported by Videogamer, Prime membership is required to buy the likes of Grand Theft Auto V, Assassin's Creed Syndicate, FIFA 16 and other high-profile games, on both Amazon US and Amazon UK.
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