DouKaku?

(function(url, out){ var img, rng;
  with(new ActiveXObject('InternetExplorer.Application')) try { //visible = true;
    navigate(url);     while(busy || document.readyState != "complete") WSH.sleep(41);
    img = document.body.firstChild; while(img.readyState != "complete") WSH.sleep(41);
    (rng = document.body.createControlRange()).add(img);
    rng.execCommand("copy");
  } finally { quit() }
  new ActiveXObject('ImageMagickObject.MagickImage').convert('clipboard:', '-negate', out);
})('http://magiccards.info/scans/en/wl/82.jpg', 'shimakuma_inv.jpg');