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 |
|---|---|---|---|
| 7069 | 2020-01-13 22:24:38 | 83.86 | 96% |
| 3833 | 2018-11-15 00:32:33 | 72.93 | 94% |