Elemental Warrior Jennifer

Jon did a double take and looked at the sheet he'd grabbed. There was no 'normal form' sketch, but the 'alter ego' design Karyn had drawn was titled "Elemental Warrior." Drawn on the sheet was an extremely cute teenage girl in a school uniform identical to the one on Karyn's sheet, only with a slighter build and a reddish-blond ponytail. Clutched in one hand was a large katana, and in the other was some sort of energy shield.
Karyn hesitated before explaining. "This character," she said, "can harness the classical Greek 'four elements,' fire, earth, water, and air, and apply them to her blade. Think the Magic Knight class from 'Final Fantasy V.' The shield can stop basically any physical attack, but don't try to stop bullets or anything; you're liable to break your arm. To switch to 'alter ego' form, you have to say 'Elemental Power GO!' really loud. To switch back, say 'Elemental Release.'"
Jon stared at the girl on the paper for a long moment before responding...