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 |
|---|---|---|---|
| 10707 | 2020-07-17 10:11:03 | 84.58 | 100% |
| 5257 | 2018-10-07 23:20:37 | 62.65 | 97% |
| 1143 | 2018-06-24 01:56:10 | 51.93 | 96% |