Across
- 3. Son of Hephaestus, sacrificed himself on Luke's monster ship.
- 5. Grumpy immortal director of Camp Half Blood.
- 6. Born of Aphrodite; died during the Great War in Manhatten.
- 10. A child of Zeus, formerly a tree, and then the lieutenant of Artemis.
- 11. Daughter of Atlas, former lieutenant of Artemis.
- 12. Percy's half brother who is a cyclops.
Down
- 1. A powerful but loyal demigod of Poseidon; also impulsive.
- 2. Terrible father, dad of the Big Three, Hera, Demeter and Hestia.
- 4. A bitter son of Hermes; loyal servant to Kronos.
- 7. Intelligent daughter of wisdom, with eyes like storm clouds.
- 8. A mean bully with anger issues; direct descendant of Ares.
- 9. The mentor to all Greek demigods