Ionix Tenkai Knights - Action Pack 10502 (Vilius/Kutor/Tributon) Revolutionize construction play with the shapeshifting bricks of Tenkai Knights powered by the IONIX construction system! Compatible with major construction brands, these bricks are like nothing you've seen before. Bricks that come alive,with unexpected surprises Features 3 humanoid shapeshifting bricks! Its up to Tributon to battle against the evil Vilius and Kutor! Unleash each characters Tenkai power by customizing their armor with additional pieces 3 Shapeshifting Mini-Figure Bricks, 40 Additional Pieces, Instruction Guide. For boys age 6+