Not sure if it's a "killer" deal, but might be a nice deal if you're out killin'.
These Muck Boots are on sale at 6PM.com, which is an online shoe place that's been around quite a while. Waterproof, and appear to have a decent fleece lining. Read reviews of them on Amazon, and other than the expected random haters, seems to rate well, and offers the benefit of laces, which might be preferable to just a slip-on.
Amazon has them for about $100 on up.
Arctic Outpost Lace AG by The Original Muck Boot Company at 6pm. Read The Original Muck Boot Company Arctic Outpost Lace AG product reviews, or select the size, width, and color of your choice.
www.6pm.com