Manchester United have unveiled Senne Lammens as their newest recruit in a deal worth up to £21.7 million ($29m), but reports have revealed that Leeds and Sunderland had backed away from him over concerns of his suitability in the Premier League. United could have opted for proven Premier League quality in Aston Villa’s World Cup-winning Emi Martinez, yet the Old Trafford hierarchy instead banked on the promise of a 23-year-old.Man Utd gamble on untested Belgian keeperRivals shunned Lammens over skillset doubtsOnana & Bayindir futures uncertainFollow GOAL on WhatsApp! 🟢📱Recommended external contentVideoWe need your consent to show you content our Editorial team embedded from Video. You can toggle this (and all other embeds from Video across goal.com) on with one click only and deactivate as well.Always display Video contentI confirm that I would like to see external content. Personal identifiable data could be transferred to Third parties. Read more about it in our privacy policy.