Flux TT30 (which I just sold) is one of my favorite bindings I've owned for true all mountain use. More than Cartels, and way more than Forces. I moved away from Flux this year b/c of their lack of canted footbeds, but Union doesn't do that either, so that's not really an issue for you.
16 NS West . 15 NS Snowtrooper BIA . 13 Salomon Pow Snake
15 Now Drive . 14 Burton Genesis
14 Flow Hylite