LEGO [Ben 10: Alien Force] - Big Chill Building Set - Series (8519)Get ready for heroic adventures with the LEGO Ben 10 Alien Force Big Chill 8519 set. Watch as Ben transforms into Big Chill, a ghost like alien hero with extraordinary abilities. Packed with exciting features and endless play possibilities, this LEGO set is a must have for young Ben 10 fans and LEGO enthusiasts alike. Features: Transformation Power: Ben transforms into Big Chill, an alien hero with ghost like abilities. Big Chill can pass through