The Four Elemental Blades which contained the power of fire, ice, earth and lightning, respectively. The raw elemental power contained in the weapons was the only force that could stop the Stone Army. The ninja discovered them in the Temple of Light and wielded them in subsequent battles. They were also able to focus their powers through the blades to help Lloyd unlock the full abilities of the Green Ninja. In addition, the Elemental Blades acted as keys to unlock the hiding place of the Golden Mech in the Temple of Light. Their current whereabouts are unknown.

Ninja Dojo
Elemental Blade
4.5 Bricks
Inventing Gadgets