No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital01_apartment | alpha grandfather | Expert | 3.12 minutes |
| (Co-op) l4d_hospital02_subway | alpha grandfather | Expert | 9.14 minutes |
| (Co-op) l4d_hospital02_subway | alpha grandfather | Advanced | 11.28 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport03_garage | alpha grandfather | Advanced | 27.30 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm04_barn | alpha grandfather | Expert | 4.83 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage02_lots | alpha grandfather | Advanced | 14.02 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport03_garage | alpha grandfather | Advanced | 27.30 minutes |
| (Co-op) l4d_farm04_barn | alpha grandfather | Expert | 4.83 minutes |
| (Co-op) l4d_garage02_lots | alpha grandfather | Advanced | 14.02 minutes |
| (Co-op) l4d_hospital01_apartment | alpha grandfather | Expert | 3.12 minutes |
| (Co-op) l4d_hospital02_subway | alpha grandfather | Expert | 9.14 minutes |
| (Co-op) l4d_hospital02_subway | alpha grandfather | Advanced | 11.28 minutes |