eBay with Brickdudes has the LEGO Batman Movie Complete Set of 20 Minifigures (Sealed) for $69 - 20% off with coupon code PICKDADSGIFT [Exp 6/6 at 7PM PT; requires Paypal] =  $55 with free shipping. These were $3.99 each originally, and it's hard to find a whole set if you're buying them in blind bags!