Why is Saitama so strong?

Related questions

1. Can Saitama be blast?
2. How did Saitama get so strong?
3. Can Saitama be defeated?
4. Does Saitama need to breathe?
5. Will there be a second season to one punch man?
6. How Saitama is so strong?
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8. Can Saitama breathe in space?
9. How did Saitama become so strong?
10. How Saitama got his power?

Tags

1. #becomes
2. #capacities
3. #result
4. #power
5. #making
6. #punch
7. #simple
8. #source
9. #powerful
10. #incredibly
11. #shonen
12. #heroes
13. #training
14. #saitama
15. #compared
16. #loses