LEGO® Ninjago 71707 Kai's Mech Jet (217 pieces)All action NINJAGO mech playset A stunning weaponized mech toy that can be rebuilt into a jet to give kids endless play possibilities in Prime Empire. Kids will love recreating scenes from Prime Empire with this awesome LEGO NINJAGO Kais Mech Jet set! This building set includes a NINJAGO mech that rebuilds into a toy plane, NINJAGO Kai and Richie minifigures and a Key Tana that bring the game to life! New for January 2020, this LEGO NINJAGO jet plane