| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Tr Chiko | Advanced | 2.50 minutes |
| (Co-op) l4d_airport02_offices | Tr Chiko | Normal | 15.28 minutes |
| (Co-op) l4d_airport03_garage | Tr Chiko | Expert | 8.18 minutes |
| (Co-op) l4d_farm02_traintunnel | Tr Chiko | Advanced | 5.54 minutes |
| (Co-op) l4d_farm03_bridge | Tr Chiko | Expert | 8.74 minutes |
| (Co-op) l4d_farm03_bridge | Tr Chiko | Advanced | 4.31 minutes |
| (Co-op) l4d_farm04_barn | Tr Chiko | Advanced | 4.30 minutes |
| (Co-op) l4d_garage02_lots | Tr Chiko | Advanced | 10.22 minutes |
| (Co-op) l4d_garage02_lots | Tr Chiko | Normal | 8.25 minutes |
| (Co-op) l4d_hospital01_apartment | Tr Chiko | Advanced | 2.68 minutes |
| (Co-op) l4d_hospital01_apartment | Tr Chiko | Normal | 1.84 minutes |
| (Co-op) l4d_hospital02_subway | Tr Chiko | Expert | 8.62 minutes |
| (Co-op) l4d_hospital02_subway | Tr Chiko | Advanced | 6.41 minutes |
| (Co-op) l4d_hospital02_subway | Tr Chiko | Normal | 12.86 minutes |
| (Co-op) l4d_hospital03_sewers | Tr Chiko | Advanced | 7.34 minutes |
| (Co-op) l4d_hospital03_sewers | Tr Chiko | Normal | 7.64 minutes |
| (Co-op) l4d_hospital04_interior | Tr Chiko | Expert | 6.30 minutes |
| (Co-op) l4d_hospital04_interior | Tr Chiko | Advanced | 4.79 minutes |
| (Co-op) l4d_hospital04_interior | Tr Chiko | Normal | 7.63 minutes |
| (Co-op) l4d_hospital05_rooftop | Tr Chiko | Advanced | 6.55 minutes |
| (Co-op) l4d_river01_docks | Tr Chiko | Expert | 9.87 minutes |
| (Co-op) l4d_river01_docks | Tr Chiko | Expert | 9.87 minutes |
| (Co-op) l4d_river01_docks | Tr Chiko | Advanced | 47.69 seconds |
| (Co-op) l4d_river01_docks | Tr Chiko | Advanced | 47.69 seconds |
| (Co-op) l4d_river02_barge | Tr Chiko | Expert | 10.84 minutes |
| (Co-op) l4d_river02_barge | Tr Chiko | Expert | 10.84 minutes |
| (Co-op) l4d_river02_barge | Tr Chiko | Advanced | 8.48 minutes |
| (Co-op) l4d_river02_barge | Tr Chiko | Advanced | 8.48 minutes |
| (Co-op) l4d_river03_port | Tr Chiko | Advanced | 8.92 minutes |
| (Co-op) l4d_river03_port | Tr Chiko | Advanced | 8.92 minutes |
| (Co-op) l4d_smalltown01_caves | Tr Chiko | Advanced | 26.25 seconds |
| (Co-op) l4d_smalltown01_caves | Tr Chiko | Normal | 16.02 seconds |
| (Co-op) l4d_smalltown02_drainage | Tr Chiko | Advanced | 4.42 minutes |
| (Co-op) l4d_smalltown02_drainage | Tr Chiko | Normal | 5.91 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Tr Chiko | Advanced | 5.89 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Tr Chiko | Advanced | 5.70 minutes |
| (Co-op) l4d_smalltown05_houseboat | Tr Chiko | Advanced | 8.53 minutes |