9. The Witch's Familiar - Trying To Get Clara Killed (https://whatculture.com/tv/doctor-who-9-worst-things-the-master-has-ever-done?rf=homepage)

8. Anti-Genesis - Creator Of The Daleks? (https://whatculture.com/tv/doctor-who-9-worst-things-the-master-has-ever-done?page=2)

7. The End Of Time - "The Master Race" (https://whatculture.com/tv/doctor-who-9-worst-things-the-master-has-ever-done?page=3)

6. Masterful - Universal Conquest (https://whatculture.com/tv/doctor-who-9-worst-things-the-master-has-ever-done?page=4)

5. Series 3 Finale - The Year That Never Was (https://whatculture.com/tv/doctor-who-9-worst-things-the-master-has-ever-done?page=5)

4. Various - Identity Fraud (https://whatculture.com/tv/doctor-who-9-worst-things-the-master-has-ever-done?page=6)

3. The Doctor Falls - Killing Themselves (https://whatculture.com/tv/doctor-who-9-worst-things-the-master-has-ever-done?page=7)

2. Spyfall - Destroyed Gallifrey (https://whatculture.com/tv/doctor-who-9-worst-things-the-master-has-ever-done?page=8)

1. Dark Water/Death In Heaven - Cyberman Army Of The Dead (https://whatculture.com/tv/doctor-who-9-worst-things-the-master-has-ever-done?page=9)