An all-new early reader featuring the LEGO(R) NEXO KNIGHTS(TM) heroes, based on the hit TV show. Includes a scanable Combo NEXO Power! Monstrox is back, and now he's in cloud form! Plus, he's got an army of stone monsters at his side! To make things worse, the knights' powers are no match for these new enemies. Can the NEXO KNIGHTS heroes find a way to power up and defeat Monstrox? Or will it be lights-outs for the Kingdom of Knighton?