19 cheat codes for Halo: Combat Evolved (PC) on PC.
Grants complete invincibility to the player, making them immune to all damage.
sv_cheats 1; godOpen the in-game console (usually by pressing `~` or `delete`), type `sv_cheats 1` and press Enter, then type `god` and press Enter. (May require specific server settings or unofficial patches).
Allows the player to fly freely through solid objects and the entire map, reaching any area.
sv_cheats 1; noclipOpen the console, type `sv_cheats 1` and press Enter, then type `noclip` and press Enter. Type `noclip` again to disable it.
Spawns a specified weapon directly into the player's inventory, granting immediate access to desired firepower.
sv_cheats 1; give [weapon_name]Open the console, type `sv_cheats 1` and press Enter, then type for example `give assault_rifle` or `give rocket_launcher` and press Enter.
Instantly loads a specified campaign or multiplayer map, allowing direct access to any level.
map_name [map_file]Open the console, type `map_name b30` (to load 'Assault on the Control Room', for example) and press Enter. Other map names like `b40`, `b50` exist for campaign.
External third-party programs offering various cheats like infinite health, ammo, no reload, one-hit kills, and more.
Requires external softwareDownload and run a compatible Halo CE PC trainer from a reputable source, then activate desired cheats from the trainer's interface while the game is running. Use with caution.
Right-click your Halo CE shortcut > Properties > Target: add " -console -devmode" after halo.exe. Launch, press ~ in-game to open the console. Cheats cannot be enabled in online multiplayer.
-console -devmodeLaunch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
Makes the Master Chief invincible. Set to 0 to disable.
cheat_deathless_player 1Launch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
Your magazine never depletes — no reloads ever. Different from infinite reserve ammo.
cheat_bottomless_clip 1Launch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
Reserve ammunition never runs out (you still reload clips).
cheat_infinite_ammo 1Launch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
Enemies that see you die instantly. Toggle with 0/1.
cheat_medusa 1Launch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
Massively increased jump height. Toggle with 0/1.
cheat_super_jump 1Launch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
Bump into any character to take control of them — Marine, Grunt, anything.
cheat_bump_possession 1Launch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
Spawns every weapon in the game at your location.
cheat_all_weaponsLaunch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
Spawns all power-ups (overshield, active camouflage) around you.
cheat_all_powerupsLaunch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
Spawns every vehicle at your location — including ones you can never normally drive.
cheat_all_vehiclesLaunch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
Drops a drivable Warthog right in front of you. The classic.
cheat_spawn_warthogLaunch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
Teleports the player to wherever the camera is looking — fly the camera out with devmode camera controls first.
cheat_teleport_to_cameraLaunch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
Changes game speed. 1 is normal; 0.5 is slow-motion; 10+ is Benny Hill.
game_speed [0-20]Launch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.
These commands ONLY work in the original 2003 Gearbox PC port / Custom Edition. The MCC (Master Chief Collection) version has NO working devmode console.
Launch Halo CE (2003 Gearbox PC port / Custom Edition) with the -console -devmode command-line parameter, press ~ in-game to open the console, then type the command. Campaign/single-player only — cannot be enabled in online games.