LEGO Ninjago 71839 Arin's Spinjitzu Battle Mech

LEGO 71839 Arin’s Spinjitzu Battle Mech is a 213 piece Ninjago set with 3 minifigs released in 2025. It features a posable mech with a rotating torso, opening chest for a minifigure, two large swords, two minifigures (Arin and a Spectral Dragonian Warrior, each with swords), and a Baby Riyu model. Parts can be swapped with select other mechs.