battle_01.bsp - Water Gate 1.0
battle_02.bsp - Lockdown 1.0
battle_03.bsp - Truss Bridge 1.0
battle_04.bsp - Collapse City 1.0
battle_05.bsp - Sunset Coast 1.0
battle_06.bsp - Water Gate 1.1
battle_07.bsp - Lockdown 1.1
battle_08.bsp - Truss Bridge 1.1
battle_09.bsp - Collapse City 1.1
battle_10.bsp - Sunset Coast 1.1
battle_11.bsp - Grit Lake 1.1
battle_12.bsp - LostTown 1.1
battle_16.bsp - Water Gate 1.1
battle_17.bsp - Lockdown 1.1
battle_18.bsp - Truss Bridge 1.1
battle_19.bsp - Collapse City 1.1
battle_20.bsp - Sunset Coast 1.1
battle_21.bsp - Water Gate 1.2
battle_22.bsp - Lockdown 1.2
battle_23.bsp - Truss Bridge 1.2
battle_24.bsp - Collapse City 1.2
battle_25.bsp - Sunset Coast 1.2
battle_26.bsp - Grit Lake 1.2
battle_27.bsp - LostTown 1.2
battle_28.bsp - Dark Fortress 1.2
battle_31.bsp - Water Gate 1.2
battle_32.bsp - Lockdown 2.1
battle_33.bsp - Truss Bridge 2.1
battle_34.bsp - Collapse City 2.1
battle_35.bsp - Sunset Coast 2.1
battle_36.bsp - Grit Lake 2.1
battle_37.bsp - LostTown 2.1
battle_38.bsp - Dark Fortress 2.1
battle_50.bsp - Station C17 2.0
battle_51.bsp - Nexus Building 2.0
battle_52.bsp - Silent Sanctuary 2.0
battle_53.bsp - SteamLab 2.1
battle_54.bsp - Combine's Nest 2.1
battle_60.bsp - Station C17 2.1
battle_61.bsp - Nexus Building 2.1
battle_62.bsp - Silent Sanctuary 2.1
battle_71.bsp - Water Gate 2.11
battle_72.bsp - Lockdown 2.11
battle_73.bsp - Truss Bridge 2.11
battle_74.bsp - Collapse City 2.11
battle_75.bsp - Sunset Coast 2.11
battle_76.bsp - Grit Lake 2.11
battle_77.bsp - LostTown 2.11
battle_78.bsp - Dark Fortress 2.11
battle_79.bsp - Station C17 2.11
battle_80.bsp - Nexus Building 2.11
battle_81.bsp - Silent Sanctuary 2.11
battle_82.bsp - SteamLab 2.11
battle_83.bsp - Combine's Nest 2.11
battle_91.bsp - Water Gate 2.2
battle_92.bsp - Lockdown 2.2
battle_93.bsp - Truss Bridge 2.2
battle_94.bsp - Collapse City 2.2
battle_95.bsp - Sunset Coast 2.2
battle_96.bsp - Grit Lake 2.2
battle_97.bsp - LostTown 2.2
battle_98.bsp - Dark Fortress 2.2
battle_99.bsp - Station C17 2.2
battle_100.bsp - Nexus Building 2.2
battle_101.bsp - Silent Sanctuary 2.2
battle_102.bsp - SteamLab 2.2
battle_103.bsp - Combine's Nest 2.2
battle_104.bsp - Last Garden 2.2
battle_tutorial.bsp - Tutorial 2.0
battle_tutorial_movie.bsp - ???