The Aztec League is a domestic competition for mythball clubbs located in the area now called north and central Mexico
Number of teams: 12
Current champions: Tarascan Tzintzuntzan (Season 037)
Most championships: Aztecatl Tenochtitlan (8 titles)
Champions by Season
| # | Season | Team |
| 1 | 017 | Mexitli Tenochtitlan |
| 2 | 018 | Mexitli Tenochtitlan |
| 3 | 019 | Aztecatl Tenochtitlan |
| 4 | 020 | Aztecatl Tenochtitlan |
| 5 | 021 | Aztecatl Tenochtitlan |
| 6 | 022 | Mexitli Tenochtitlan |
| 7 | 023 | Tollan Teotihuacan |
| 8 | 024 | Tollan Teotihuacan |
| 9 | 025 | Mexitli Tenochtitlan |
| 10 | 026 | Aztecatl Tenochtitlan |
| 11 | 027 | Tarascan Tzintzuntzan |
| 12 | 028 | Tlaxcala |
| 13 | 029 | Aztecatl Tenochtitlan |
| 14 | 030 | Tollan Teotihuacan |
| 15 | 031 | Tepanec Azcapotzalco |
| 16 | 032 | Aztecatl Tenochtitlan |
| 17 | 033 | Mexitli Tenochtitlan |
| 18 | 034 | Tolteca Tulla |
| 19 | 035 | Aztecatl Tenochtitlan |
| 20 | 036 | Aztecatl Tenochtitlan |
| 21 | 037 | Tarascan Tzintzuntzan |
| # | Team | Titles |
| 1 | Aztecatl Tenochtitlan | 8 |
| 2 | Mexitli Tenochtitlan | 5 |
| 3 | Tollan Teotihuacan | 3 |
| 4 | Tarascan Tzintzuntzan | 2 |
| 5 | Tepanec Azcapotzalco | 1 |
| 6 | Tlaxcala | 1 |
| 7 | Tolteca Tulla | 1 |