Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Wave | Expert | 2.90 minutes |
| (Co-op) l4d_airport02_offices | Wave | Expert | 13.53 minutes |
| (Co-op) l4d_airport05_runway | Wave | Expert | 7.51 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | Wave | Expert | 4.04 minutes |
| (Co-op) l4d_farm02_traintunnel | Wave | Expert | 5.44 minutes |
| (Co-op) l4d_farm03_bridge | Wave | Expert | 9.33 minutes |
| (Co-op) l4d_farm04_barn | Wave | Expert | 7.16 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Wave | Expert | 2.90 minutes |
| (Co-op) l4d_airport02_offices | Wave | Expert | 13.53 minutes |
| (Co-op) l4d_airport05_runway | Wave | Expert | 7.51 minutes |
| (Co-op) l4d_farm01_hilltop | Wave | Expert | 4.04 minutes |
| (Co-op) l4d_farm02_traintunnel | Wave | Expert | 5.44 minutes |
| (Co-op) l4d_farm03_bridge | Wave | Expert | 9.33 minutes |
| (Co-op) l4d_farm04_barn | Wave | Expert | 7.16 minutes |
| (Co-op) l4d_river02_barge | Wave | Expert | 9.71 minutes |
| (Co-op) l4d_river02_barge | Wave | Expert | 9.71 minutes |
| (Co-op) l4d_river03_port | Wave | Expert | 10.38 minutes |
| (Co-op) l4d_river03_port | Wave | Expert | 10.38 minutes |