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 |
|---|---|---|---|
| 160 | 2019-01-30 10:06:56 | 51.22 | 97% |
| 8 | 2018-08-24 19:42:58 | 41.87 | 96% |