Johnson snapped up the former Celtic midfielder on a season-long loan from the Dutch giants on transfer deadline day.
Sno caught Johnson's eye in a pre-season friendly at Ashton Gate in July and he is delighted to have got his man.
He told the Bristol Evening Post: "It just goes to show what can happen in these situations. I don't think anyone thought losing to Ajax was so great at the time,...
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Ajax friendly pivotal in Sno capture