Across
- 3. Percy's best friend.
- 7. God of Gods.
- 8. Percy's Dad's weapon.
- 10. Percy's girlfriend.
- 11. Percy's half-brother.
- 12. Percy's enemy.
- 13. Percy's Dad.
Down
- 1. A complex tunnel
- 2. A monster.
- 4. Percy's weapon.
- 5. Percy's old friend new enemie.
- 6. Deadluis, prisoner.
- 9. Rulers.