Are Arrow and Batman in the same universe?

Related questions

1. Is Gotham in the same universe as Titans?
2. Will Arrowverse be on DC Universe?
3. Is DC Universe on Amazon Prime?
4. Is DC Universe available on Firestick?
5. How much is the DC streaming service?
6. Who is the first super hero?
7. Does DC Universe have arrow?
8. Did Titans get Cancelled?
9. Does DC Universe cost money?
10. Can I watch DC Universe on my TV?

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21. #arrow