TOS Season 2 - Ranking

Excellent

1. Amok Time
2. Doomsday machine 
3. Mirror, Mirror
4. Troubles with Tribbles

Very Good

1. Bread and Circuses
2. Gamesters of Triksolian
3. Immunity Syndrome 
4. Journey to Babel
5. Metamorphosis
6. Obsession 
7. Patterns of Force
8. Piece of the Action
9. Private Little war
10. Return to Tomorrow
11. Ultimate Computer

Good

1. Assignment earth
2. By Any other name
3. Cats-paw
4. changling
5. Deadly years 
6. Friday's Child
7. I, Mudd
8. Omega Glory 
9. Wolf in the fold 

Average

1. The Apple
2. Who mourns for Adonis