No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  TIMUROV™
| Expert | 7.72 minutes |
| (Co-op) l4d_hospital02_subway | TIMUROV™
| Normal | 7.18 minutes |
| (Co-op) l4d_hospital03_sewers | TIMUROV™
| Expert | 15.53 minutes |
| (Co-op) l4d_hospital03_sewers | TIMUROV™
| Normal | 6.23 minutes |
| (Co-op) l4d_hospital04_interior | TIMUROV™
| Expert | 8.73 minutes |
| (Co-op) l4d_hospital04_interior | TIMUROV™
| Normal | 8.99 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport05_runway | TIMUROV™
| Expert | 9.80 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage01_alleys | TIMUROV™
| Expert | 6.34 minutes |
