No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | NM(G) | Expert | 2.51 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | NM(G) | Advanced | 2.93 minutes |
| (Co-op) l4d_airport02_offices | NM(G) | Advanced | 9.28 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | NM(G) | Advanced | 3.10 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage02_lots | NM(G) | Expert | 18.08 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | NM(G) | Advanced | 2.93 minutes |
| (Co-op) l4d_airport02_offices | NM(G) | Advanced | 9.28 minutes |
| (Co-op) l4d_farm01_hilltop | NM(G) | Advanced | 3.10 minutes |
| (Co-op) l4d_garage02_lots | NM(G) | Expert | 18.08 minutes |
| (Co-op) l4d_hospital01_apartment | NM(G) | Expert | 2.51 minutes |
| (Co-op) l4d_river02_barge | NM(G) | Expert | 9.16 minutes |
| (Co-op) l4d_river02_barge | NM(G) | Expert | 9.16 minutes |