I've heard of him. According to my girlfriend " he is this big black guy who got arrested loads for chasing boys in liverpool and wanting to touch their muscles. he chased one boy who was so frightened he ran onto the train tracks and died so he got done for manslaughter"
Having spent time up in Manchester, there were a number of Purple Aki stories floating about, but most of it was urban myth and genuinely a piss-take from the Mancunians. Especially toward a couple of scouse lads we played football with.