Maxwell is a hidden summon spirit in Tales of Symphonia. He is found in the floating city of Exire in the world of Tethe'alla. You can find him at the old tombstone at the end of the long road behind the elder's house. In order to fight him, the four characters that will be fighting him must be equipped with Aquamarine, Garnet, and the gems from the summon spirits of Earth and Wind. Gnome and Sylph. When Sheena summons Maxwell she says the following words. "Ancient Ruler of the elements! I summon thee, come Maxwell!" When Maxwell is summoned, he casts the spell Meteor Storm on the battlefield.