By far the most poisonous Bolete in the united kingdom is the Satans Bolete but there isn't any documented deaths in the UK, It appears much more more likely to bring about illness but 1 report from Europe attributes a Demise to this mushroom, it is much more poisonous Uncooked. https://uk-mushrooms22985.myparisblog.com/30757340/microdose-caps-uk-an-overview