I take a closer look and see a small glass ball filled with water hanging from a silver chain. An air bubble inside it shifts with his movements. Fuck a duck. Water and air are my affinities. He must be wearing a charm against the Sway of a siren. This poses a huge challenge. The Canadian Ministry has strict laws against using magic in Muggle areas, so using my wand is out. I'm left with only one workable solution.