Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | ho11ow | Advanced | 14.18 minutes |
| (Co-op) l4d_airport04_terminal | ho11ow | Advanced | 7.86 minutes |
| (Co-op) l4d_airport05_runway | ho11ow | Advanced | 6.70 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | ho11ow | Advanced | 6.02 minutes |
| (Co-op) l4d_farm02_traintunnel | ho11ow | Advanced | 7.15 minutes |
| (Co-op) l4d_farm03_bridge | ho11ow | Advanced | 8.18 minutes |
| (Co-op) l4d_farm04_barn | ho11ow | Advanced | 4.94 minutes |
| (Co-op) l4d_farm05_cornfield | ho11ow | Advanced | 11.23 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | ho11ow | Advanced | 14.18 minutes |
| (Co-op) l4d_airport04_terminal | ho11ow | Advanced | 7.86 minutes |
| (Co-op) l4d_airport05_runway | ho11ow | Advanced | 6.70 minutes |
| (Co-op) l4d_farm01_hilltop | ho11ow | Advanced | 6.02 minutes |
| (Co-op) l4d_farm02_traintunnel | ho11ow | Advanced | 7.15 minutes |
| (Co-op) l4d_farm03_bridge | ho11ow | Advanced | 8.18 minutes |
| (Co-op) l4d_farm04_barn | ho11ow | Advanced | 4.94 minutes |
| (Co-op) l4d_farm05_cornfield | ho11ow | Advanced | 11.23 minutes |