Assertion: mantle | /r/CapableOf | throw off his gentle giant persona
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text: Over the Christmas and New Year period of 2007 and 2008, Mantle portrayed the villain Abanazer in a pantomime production of Aladdin at the Theatre Royal in Bath, described as an attempt by a theatre spokesman for Mantle to "throw off his gentle giant persona and transform himself into a classic panto baddie for the audience to boo and hiss wildly.