How many zones are in sonic mania?

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Tags

1. #games
2. #sonic
3. #takes
4. #gimmicks
5. #called
6. #twelve
7. #original
8. #alongside
9. #recycled
10. #features
11. #eight
12. #place
13. #remixed
14. #stages
15. #hedgehog
16. #zones
17. #elements
18. #mania
19. #green
20. #consist
21. #ideas
22. #other
23. #levels