Rygar (PS2)

Rygar: The Legendary Adventure tells the tale of a noble warrior determined to save the Princess Harmonia and bring the Island of Argus back to a state of peace. Armed with the Diskarmor, Rygar sets out on a legendary adventure, battling ravenous monsters called Titans and traveling to dark and mysterious worlds. The legendary Diskarmor shield--which is fully upgradeable with fire, ice, and lightning--can be used for attack, defense, or transportation.