Rene Lehmkuhl
| Challenge | Status | End | Votes | Entries | Players |
|---|---|---|---|---|---|
| Not in Center | closed | 3 years, 10 months ago | 17000000 | 37835 | 9394 |
| Animals in Water | closed | 3 years, 6 months ago | 12200000 | 27698 | 6960 |
| Photographer's Choice | closed | 3 years, 2 months ago | 406000 | 2459 | 2388 |
| Ends in 'ING' | closed | 3 years ago | 9600000 | 23823 | 6025 |
| Your Portfolio | closed | 2 years, 2 months ago | 10400000 | 24176 | 6077 |
| Mother Earth | closed | 2 years, 1 month ago | 11600000 | 26015 | 6482 |
| Cameras VS Smartphones | closed | 6 months ago | 6498290 | 12141 | 3045 |