I looked at the campers, all of them grim and determined. I tried not to feel like this was the last time I'd ever see them all together. 'You're the greatest heroes of this millennium,' I told them. 'It doesn't matter how many monsters come at you. Fight bravely, and we will win.' I raised Riptide and shouted, 'FOR OLYMPUS!' They shouted in response, and our forty voices echoed off the buildings of Midtown.

Hello!” The girl in the blood-red dress beamed at Leo. “Are you Dionysus?” There was only one answer to that. “Yes!” Leo yelped. “Absolutely. I am Dionysus.

I've been reading Greek mythology since I was a kid. I also taught it when I was a sixth grade teacher, so I knew a lot of mythological monsters already. Sometimes I still use books and Web sites to research, though. Every time I research Greek mythology, I learn something new!

Bad Cyclops Lady!" he bellowed. "General Tyson says GO AWAY!

Curled up at the base of the scales, fast asleep, was the oddest monster I'd seen yet. It had the head of crocodile with a lion's mane. The front half of its body was a lion, but the back end was sleek, brown, and fat - a hippo, I decided. The odd bit was, the animal was tiny - I mean, no larger than an average poodle, which I suppose made him a hippodoodle.

I try very hard to be annoying. Don’t insult my ability to annoy.

I held out a lead figurine of Hades—the little Mythomagic statue Nico had abandoned when he fled camp last winter. Nico hesitated. "I don’t play that game anymore. It’s for kids." "It’s got four thousand attack power," I coaxed. "Five thousand," Nico corrected. "But only if your opponent attacks first." I smiled. "Maybe it’s okay to still be a kid once in a while.