Who trained Batman in the comics?

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Tags

1. #would
2. #skills
3. #members
4. #sought
5. #assassins
6. #ninjutsu
7. #taught
8. #bruce
9. #gaining
10. #kirigi
11. #several
12. #wayne
13. #instruction
14. #story
15. #league
16. #revealed
17. #young
18. #batman