| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| metropolis zone midi | 1.53 | 0.5 | 7384 | 28 | 20 |
| metropolis | 0.8 | 0.2 | 9751 | 9 | 10 |
| zone | 1.23 | 0.2 | 3234 | 75 | 4 |
| midi | 1.18 | 0.6 | 3848 | 38 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| metropolis zone midi | 1.09 | 0.2 | 3221 | 35 |
| sonic 2 metropolis zone midi | 1.6 | 0.4 | 1880 | 39 |
| metropolis zone sonic 2 | 0.32 | 0.8 | 4069 | 95 |
| metropolis sonic 2 zone 1 map | 0.91 | 0.2 | 894 | 91 |
| sonic 2 metropolis zone music 1 hour | 0.4 | 0.3 | 3897 | 28 |
| sonic metropolis zone music | 1.48 | 0.8 | 2360 | 51 |
| sonic x metropolis zone | 1.2 | 1 | 335 | 60 |
| sonic 2 theme midi | 0.08 | 0.8 | 6179 | 18 |
| sonic marble zone midi | 0.08 | 0.3 | 5753 | 82 |
| sonic 2 chemical plant zone midi | 0.84 | 0.1 | 4654 | 55 |
| sonic 2: la zona di metropolis | 0.47 | 0.9 | 3642 | 47 |
| sonic the hedgehog 2 metropolis zone | 1.03 | 1 | 3786 | 86 |
| sonic 2 midi pack | 0.22 | 0.5 | 4299 | 8 |
| sonic 4 ep 2 midi | 1.25 | 0.2 | 936 | 66 |
| sonic the hedgehog 2 metropolis zone theme | 0.75 | 0.2 | 7875 | 74 |
| sonic 2 special stage midi | 1.15 | 0.6 | 9094 | 100 |
| sonic 2 ending theme midi | 1.25 | 0.9 | 896 | 12 |
| sonic theme song midi | 0.89 | 0.1 | 2018 | 14 |
| sonic 3 doomsday zone midi | 0.41 | 0.2 | 7037 | 4 |
| sonic 2 boss midi | 0.15 | 0.1 | 7847 | 61 |
| sonic ice cap zone midi | 1.15 | 0.6 | 5435 | 94 |
