Under Armour via eBay offers its Under Armour Men's Spine Venom Running Shoes in Steel/Red, Charcoal/Neo Pulse, or Black/Silver for $53.99 with free shipping. That's the best price we've seen for this style and a current low for any color by $29. They're available in sizes from 8 to 11, although not in all size/color combinations.

Of note, they won't arrive before Christmas.