ThinkGeek takes $25 off select World of Affiliation orders of $50 or more via coupon code "BESTCODEEVER". That's tied as the best dollar-off coupon we've seen from ThinkGeek. Shipping starts at around $6, or spend over $75 to bag free shipping. Themes include Minecraft, Star Trek, Doctor Who, Game of Thrones, and more. Coupon ends October 29. A couple of best bets, with prices and comparisons before coupon and $6.74 for shipping: