Arise Black Knight Mech and defeat Whiperella!   Can Robin Underwood's futuristic invention defend the castle against Whiperella and the Flame Thrower until the knights return? Wield the gigantic sword or launch a surprise attack with the shield's arrow shooter, but watch out for Whiperella's catapult and evade capture in her claw-like prison. Includes scannable shields for 3 NEXO Powers: Foul Steam, Spirit Vortex and Venom Bite. Includes 4 minifigures: Robin Underwood, a King's Bot, Whiperella and a Flame Thrower. Features The Black Knight Mech, Whiperella's Lava Fly and Whiperella's lair. The Black Knight Mech features a cockpit, buildable sword and shield with hidden arrow shooter. Lava Fly features dual spring-loaded shooters. Whiperella's lair features a prison with movable bars, catapult and weapons holder. Pull the trigger to shoot the The Black Knight Mech shield's arrow shooter. Open up the claw-like bars of Whiperella's prison and place the King's Bot inside. Weapons include Robin's sword and the Flame Thrower's spear. Accessory elements include Robin's helmet, the King's Bot's helmet, the Flame Thrower's helmet and 2 molten rocks. This set offers an age-appropriate building experience for ages 8-14. Download the free LEGO® NEXO KNIGHTS™: MERLOK 2.0 app to your smartphone or tablet. Ask your parents' or guardians' permission before going online. Scan shields for eachof the 3 NEXO Powers (Foul Steam, Spirit Vortex and Venom Bite) and power up in the LEGO® NEXO KNIGHTS™ game! Watch all your favorite NEXO KNIGHTS™ episodes on Cartoon Network. The Black Knight Mech measures stands over 12” (31cm) tall. Whiperella's Lava Fly Measures over 1” (4cm) high, 3” (10cm) long and 1” (4cm) wide. The prison measures over 3” (8cm) high, 3” (9cm) long and 4” (11cm) wide..