Michael Firmbach
| Challenge | Status | End | Votes | Entries | Players |
|---|---|---|---|---|---|
| Photos with Sound | closed | 3 years, 11 months ago | 18600000 | 23638 | 7890 |
| Side Profile | closed | 3 years, 9 months ago | 17500000 | 15470 | 7662 |
| My Favorite Season | closed | 3 years, 7 months ago | 16600000 | 14529 | 7201 |
| Sprawling Fields | closed | 3 years, 4 months ago | 11200000 | 26164 | 6532 |
| Off Center | closed | 3 years, 2 months ago | 14000000 | 31806 | 7903 |
| Belongs On A Wall | closed | 2 years, 9 months ago | 183000 | 1300 | 1274 |
| Tools, Machines or Gadgets | closed | 2 years, 6 months ago | 10400000 | 8883 | 4387 |
| My Finest Mistake | closed | 2 years, 4 months ago | 8300000 | 7205 | 3566 |
| The Little Things | closed | 2 years, 1 month ago | 11000000 | 24564 | 6118 |
| Make it Minimal | closed | 1 year, 11 months ago | 10700000 | 22467 | 5621 |
| Starts with "L" | closed | 1 year, 9 months ago | 8900000 | 18611 | 4705 |
| The Love of Mushrooms | closed | 1 year, 7 months ago | 9500000 | 11159 | 3804 |
| City Street Lights | closed | 1 year, 4 months ago | 7500000 | 7348 | 3593 |
| Exploring Borders | closed | 9 months, 2 weeks ago | 9027841 | 7023 | 3420 |
| Yin To My Yang | closed | 7 months, 1 week ago | 4550490 | 2268 | 2105 |
| Best of the Best | closed | 5 months ago | 5873608 | 10319 | 2590 |
| Exclusively for GuruShots | closed | 3 months, 1 week ago | 5349531 | 10211 | 2578 |