eBay with adidas has the adidas Originals Men's Ultraboost DNA x Copa World Cup Shoes on sale for $68 - 30% off with coupon code 30OFFADI [Exp 3/28] = $48 with free shipping. 

Most sizes (6 - 13) available in Ultra Red (Chile) and Collegiate Navy (Columbia). Limited sizes left in Vivid Green (Mexico) and Light Blue (Argentina).