Keyblade

The Keyblade is one of the prime materials of the Kingdom Hearts series. A mysterious weapon, with extraordinary abilities, resembling a key on the tip of the blade, with it's keychain attached on it, the Keyblade has been wielded by various heroes throughout the series, starting by Sora, and continuing to other characters, including Riku, Mickey Mouse, Master Xehanort, Terra, Aqua, Ventus, Roxas, Xion, Kairi, Lea, and many others. The Keyblade is amongst the weapons, fought in the villain tournaments context, by both hero and villain sides.