Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | wer | Normal | 8.14 minutes |
| (Co-op) l4d_airport04_terminal | wer | Normal | 6.51 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | wer | Advanced | 3.40 minutes |
| (Co-op) l4d_farm02_traintunnel | wer | Advanced | 5.37 minutes |
| (Co-op) l4d_farm03_bridge | wer | Advanced | 6.17 minutes |
| (Co-op) l4d_farm04_barn | wer | Advanced | 5.94 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | wer | Normal | 8.14 minutes |
| (Co-op) l4d_airport04_terminal | wer | Normal | 6.51 minutes |
| (Co-op) l4d_farm01_hilltop | wer | Advanced | 3.40 minutes |
| (Co-op) l4d_farm02_traintunnel | wer | Advanced | 5.37 minutes |
| (Co-op) l4d_farm03_bridge | wer | Advanced | 6.17 minutes |
| (Co-op) l4d_farm04_barn | wer | Advanced | 5.94 minutes |
| (Co-op) l4d_river02_barge | wer | Normal | 10.03 minutes |
| (Co-op) l4d_river02_barge | wer | Normal | 10.03 minutes |
| (Co-op) l4d_river03_port | wer | Normal | 6.61 minutes |
| (Co-op) l4d_river03_port | wer | Normal | 6.61 minutes |