How old is Batman in Dark Knight Returns?

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Tags

1. #prior
2. #knight
3. #bored
4. #bachelor
5. #gotham
6. #after
7. #wayne
8. #version
9. #years
10. #dystopian
11. #bruce
12. #batman
13. #death
14. #returns
15. #given
16. #lives
17. #mantle
18. #jason