Design Challenges Season 7 is the seventh Design Challenge season in SimCity BuildIt. It started September 10th, 2021, and ended October 7th, 2021. It contains 2 old Contest of Mayors buildings from Season 7 and 1 new building. It is the fourth season to use the Blueprint Exchange reward format. It takes 4,500 blueprints to unlock all 3 buildings or 2,000 to unlock the Temple of Kukulcán. There were 7 challenges this season. They were City of Gardens, City Center, Water City, Smart City, The Great Wilds, Tropical Haven, Winter Wonderland.
| Reward | Blueprints |
|---|---|
| Temple of Kukulcán | 2,000 |
| Angkor Wat | 1,500 |
| Temple of Artemis | 1,000 |
| 3 Platinum Keys | 600 |
| 3 Golden Keys | 300 |
| 2 of each Expansion Item | 150 |
| 2 of each Beach Item | 250 |
| 2 of each Mountain Item | 250 |
| 50 SimCash | 400 |
| 5,000 Simoleons | 50 |
Previous Season: Design Dash Season 2
Next Season: Design Challenges Season 8