Kids who love gaming and amusement park toys will adore this fully functional roller-coaster set. The LEGO City Robot World Roller-Coaster Park (60421) adventure toy is packed with details to inspire hours of imaginative play. Kids can send the 3-car train whizzing through a futuristic video-gaming venue that houses an arcade with toy video game consoles, an e-sports arena, a slushy bar and more. The set also features an articulated mech suit and 8 minifigures for role play and storytelling. This creative building set includes a step-by-step printed building guide and 3D instructions in the LEGO Builder app a digital building companion with intuitive zoom and rotate tools that enable kids to visualize models from all angles as they build. LEGO City toys feature cool vehicles, realistic structures and fun characters that inspire without limits. Kids can add this LEGO City set to others (sold separately) from the LEGO City range to expand the world of play possibilities.