Olga Robertson
| Challenge | Status | End | Votes | Entries | Players |
|---|---|---|---|---|---|
| Showing Contrast | closed | 5 years ago | 12300000 | 12135 | 6061 |
| Something Unforgettable | closed | 4 years, 9 months ago | 17400000 | 39796 | 10010 |
| Getting Comfortable | closed | 4 years, 7 months ago | 8500000 | 11397 | 5706 |
| Risky Business | closed | 2 years, 2 months ago | 8900000 | 7788 | 3875 |
| Only White & Red | closed | 1 year, 9 months ago | 7200000 | 6185 | 3055 |
| Stable as a Tripod | closed | 1 year, 7 months ago | 6900000 | 6665 | 3267 |
| Artistic VS Mundane | closed | 1 year, 4 months ago | 6000000 | 13403 | 3336 |
| Rusty Items | closed | 7 months, 1 week ago | 10158626 | 9366 | 3086 |
| Healthy Choices | closed | 3 months, 3 weeks ago | 9465125 | 8722 | 2856 |