On Hard your towers cost more than normal, the Bloons move faster and you have 100 lives only. Beating round 85 in hard difficulty awards you a gold medal for that track.
| Game | Time | WPM | Accuracy |
|---|---|---|---|
| 8654 | 2018-10-02 22:51:41 | 67.37 | 100% |
| 5572 | 2018-03-07 18:01:05 | 66.51 | 100% |