No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | Skittle | Expert | 3.74 minutes |
| (Co-op) l4d_hospital01_apartment | Skittle | Advanced | 3.26 minutes |
| (Co-op) l4d_hospital02_subway | Skittle | Expert | 16.71 minutes |
| (Co-op) l4d_hospital02_subway | Skittle | Advanced | 9.89 minutes |
| (Co-op) l4d_hospital02_subway | Skittle | Normal | 8.34 minutes |
| (Co-op) l4d_hospital03_sewers | Skittle | Advanced | 12.15 minutes |
| (Co-op) l4d_hospital03_sewers | Skittle | Normal | 6.19 minutes |
| (Co-op) l4d_hospital04_interior | Skittle | Advanced | 6.93 minutes |
| (Co-op) l4d_hospital04_interior | Skittle | Normal | 6.53 minutes |
| (Co-op) l4d_hospital05_rooftop | Skittle | Advanced | 13.44 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | Skittle | Advanced | 5.42 minutes |
| (Co-op) l4d_smalltown02_drainage | Skittle | Advanced | 6.09 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm02_traintunnel | Skittle | Expert | 6.09 minutes |
| (Co-op) l4d_farm02_traintunnel | Skittle | Advanced | 8.37 minutes |
| (Co-op) l4d_farm03_bridge | Skittle | Expert | 12.40 minutes |
| (Co-op) l4d_farm03_bridge | Skittle | Advanced | 8.25 minutes |
| (Co-op) l4d_farm04_barn | Skittle | Expert | 5.20 minutes |
| (Co-op) l4d_farm05_cornfield | Skittle | Expert | 13.92 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage01_alleys | Skittle | Expert | 13.37 minutes |
| (Co-op) l4d_garage02_lots | Skittle | Expert | 19.61 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm02_traintunnel | Skittle | Expert | 6.09 minutes |
| (Co-op) l4d_farm02_traintunnel | Skittle | Advanced | 8.37 minutes |
| (Co-op) l4d_farm03_bridge | Skittle | Expert | 12.40 minutes |
| (Co-op) l4d_farm03_bridge | Skittle | Advanced | 8.25 minutes |
| (Co-op) l4d_farm04_barn | Skittle | Expert | 5.20 minutes |
| (Co-op) l4d_farm05_cornfield | Skittle | Expert | 13.92 minutes |
| (Co-op) l4d_garage01_alleys | Skittle | Expert | 13.37 minutes |
| (Co-op) l4d_garage02_lots | Skittle | Expert | 19.61 minutes |
| (Co-op) l4d_hospital01_apartment | Skittle | Expert | 3.74 minutes |
| (Co-op) l4d_hospital01_apartment | Skittle | Advanced | 3.26 minutes |
| (Co-op) l4d_hospital02_subway | Skittle | Expert | 16.71 minutes |
| (Co-op) l4d_hospital02_subway | Skittle | Advanced | 9.89 minutes |
| (Co-op) l4d_hospital02_subway | Skittle | Normal | 8.34 minutes |
| (Co-op) l4d_hospital03_sewers | Skittle | Advanced | 12.15 minutes |
| (Co-op) l4d_hospital03_sewers | Skittle | Normal | 6.19 minutes |
| (Co-op) l4d_hospital04_interior | Skittle | Advanced | 6.93 minutes |
| (Co-op) l4d_hospital04_interior | Skittle | Normal | 6.53 minutes |
| (Co-op) l4d_hospital05_rooftop | Skittle | Advanced | 13.44 minutes |
| (Co-op) l4d_smalltown01_caves | Skittle | Advanced | 5.42 minutes |
| (Co-op) l4d_smalltown02_drainage | Skittle | Advanced | 6.09 minutes |