Emergency call for Batman™! Harley Quinn™ is helping The Joker™ to escape from Arkham prison. Fly to the scene in Batman’s helicopter. Watch out for bombs launched from the catapult. And stop Harley Quinn pulling down the walls with a chain and hook from her bike. The action never stops with this awesome LEGO® Batman and The Joker building set. You must put those Super-Villains back in jail and save the day! • LEGO® 4+ sets are specially designed to be fun and easy for youngsters and help to grow their confidence with simple building steps for the perfect start to LEGO brick building.• This super-hero toy includes 4 LEGO® minifigures: Batman™, Harley Quinn™, The Joker™ and a prison guard.• Arkham Asylum features an opening barrier, entrance doors with a removable crossbar lock, watchtower with a minifigure seat, 2 prison wings each with an opening jail cell for a minifigure, rotating buildable searchlight, TV screen element with image of The Joker™, buildable control panel with a detachable handcuffs element, plus 3 Batman villains’ possessions—buildable Scarecrow™ fear gas container and Mr. Freeze™ ray gun, plus Penguin’s hat element.• Batman’s helicopter features a Starter Brick chassis, opening minifigure cockpit and rotating rotors.• Harley Quinn’s bike features space for a minifigure plus a chain and hook to pull the mobile catapult or pull down the prison cell walls.• Mobile catapult has 2 launchers plus 3 buildable bombs.• This cool Batman™ toy playset includes Batman’s Batarang and megaphone element, and Harley Quinn’s baseball bat.• Harley Quinn™ and The Joker™ minifigures with prison outfit decoration are new for June 2019.• The best super-hero gift for preschoolers, LEGO® 4+ introduces your child to a wide universe of their movie favorites, TV characters and everyday heroes.• LEGO® 4+ building sets were previously known as LEGO Juniors and can be built together with all other original LEGO sets and LEGO bricks for creative building.• Use the LEGO® Life app to access the intuitive Instructions PLUS building instructions. Help even younger builders through the building process, with easy-to-use zoom, rotate and ghost-mode functions to visualize their creations as they go.• Arkham Asylum measures over 8” (21cm) high, 9” (23cm) wide and 3” (10cm) deep.• Batman™ helicopter toy measures over 3” (9cm) high, 5” (14cm) long and 1” (4cm) wide.