User blog comment:Canvasofgrey/A New View on Supports v.1.1/@comment-4949668-20120420203615

May I suggest trying Nautilis as a nice off-support tank? He has great utility, and can chase/run in a pinch. He can soak up good damage for the carry, and bring his health back up to full with the health regen (assuming you get a somewhat tanky build.)