These are hidden levels acquired by reaching specific goals on select maps.
Example of a Kevin map
| Kevin Level # | Level to Unlock | Hidden Challenge (Solo) | Hidden Challenge (Team) |
|---|---|---|---|
| Kevin 1 | 1-3 | Tip Combo 2x | |
| Kevin 2 | 2-2 | Tip Combo 3x | Tip Combo 5x |
| Kevin 3 | 2-4 | Score 600 points | Score 1000 points |
| Kevin 4 | 3-1 | Score 600 points | Score 1100 points |
| Kevin 5 | 4-3 | Tip Combo 4x | Tip Combo 5x |
| Kevin 6 | 4-5 | Score 400 points | Score 500 points |
| Kevin 7 | 5-5 | Tip Combo 5x | Tip Combo 9x |
| Kevin 8 | 6-4 | Tip Combo 5x | Tip Combo 7x |