Target offers the Hot Wheels AI Intelligent Race System Starter Kit, model no. FBL83, for $53.99. Coupon code "TOYS" cuts the price to $43.99. With free shipping, that's the lowest total price we could find by $14 and the second-best price we've seen. (We saw it for $6 less in February.) It includes two smart cars, two controllers, and 20 pieces of track. Deal ends April 15.