Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | WaVe | Normal | 3.76 minutes |
| (Co-op) l4d_airport03_garage | WaVe | Expert | 10.83 minutes |
| (Co-op) l4d_airport04_terminal | WaVe | Expert | 11.99 minutes |
| (Co-op) l4d_airport05_runway | WaVe | Expert | 8.69 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | WaVe | Expert | 6.02 minutes |
| (Co-op) l4d_farm02_traintunnel | WaVe | Expert | 5.73 minutes |
| (Co-op) l4d_farm03_bridge | WaVe | Expert | 8.01 minutes |
| (Co-op) l4d_farm04_barn | WaVe | Expert | 5.06 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | WaVe | Normal | 3.76 minutes |
| (Co-op) l4d_airport03_garage | WaVe | Expert | 10.83 minutes |
| (Co-op) l4d_airport04_terminal | WaVe | Expert | 11.99 minutes |
| (Co-op) l4d_airport05_runway | WaVe | Expert | 8.69 minutes |
| (Co-op) l4d_farm01_hilltop | WaVe | Expert | 6.02 minutes |
| (Co-op) l4d_farm02_traintunnel | WaVe | Expert | 5.73 minutes |
| (Co-op) l4d_farm03_bridge | WaVe | Expert | 8.01 minutes |
| (Co-op) l4d_farm04_barn | WaVe | Expert | 5.06 minutes |
| (Co-op) l4d_river02_barge | WaVe | Normal | 15.94 minutes |
| (Co-op) l4d_river02_barge | WaVe | Normal | 15.94 minutes |