| the Deadly Assassin of Cobra House | 4 years ago |
| the Master of Tree Frog House | 10 years ago |
| the Dangerous Assassin of Cobra House | 10 years ago |
| the Unexpected Assassin of Cobra House | 10 years ago |
| the Swift Assassin of Cobra House | 10 years ago |
| the Silken Assassin of Cobra House | 10 years ago |
