Home Slickdeals LEGO 70424 Hidden Side Ghost Train Express AR Building Kit (697 Pcs)... Slickdeals LEGO 70424 Hidden Side Ghost Train Express AR Building Kit (697 Pcs) – 25% off $59.99 By ARCOM - 8 March 2020 127 0 SHARE Facebook Twitter Go to the deal page: LEGO 70424 Hidden Side Ghost Train Express AR Building Kit (697 Pcs) – 25% off $59.99