Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport05_runway | | Advanced | 7.96 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | | Expert | 6.18 minutes |
| (Co-op) l4d_farm01_hilltop | | Advanced | 3.42 minutes |
| (Co-op) l4d_farm02_traintunnel | | Advanced | 5.50 minutes |
| (Co-op) l4d_farm03_bridge | | Advanced | 6.93 minutes |
| (Co-op) l4d_farm04_barn | | Advanced | 6.68 minutes |
| (Co-op) l4d_farm05_cornfield | | Advanced | 12.40 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport05_runway | | Advanced | 7.96 minutes |
| (Co-op) l4d_farm01_hilltop | | Expert | 6.18 minutes |
| (Co-op) l4d_farm01_hilltop | | Advanced | 3.42 minutes |
| (Co-op) l4d_farm02_traintunnel | | Advanced | 5.50 minutes |
| (Co-op) l4d_farm03_bridge | | Advanced | 6.93 minutes |
| (Co-op) l4d_farm04_barn | | Advanced | 6.68 minutes |
| (Co-op) l4d_farm05_cornfield | | Advanced | 12.40 minutes |