What is the most powerful defense in clash of clans?

Related questions

1. How many town hall are there in COC?
2. What does the Pekka stand for?
3. Can hog riders jump over double walls?
4. What are hit points in clash of clans?
5. How many gems does it take to max out clash of clans?
6. What is the highest level Pekka in clash of clans?
7. Who is Pekka in clash of clans?
8. What are defensive troops in clash of clans?
9. What is damage per second?
10. What does damage per second mean in COC?

Tags

1. #clans
2. #highest
3. #level
4. #hitpoints
5. #dragon
6. #ground
7. #troops
8. #electro
9. #attack
10. #choose
11. #clash
12. #powerful
13. #second
14. #damage