Half-Life: Natural Selection Cheats You Need to Know

Natural Selection is a modification for the video game Half-Life. Its concept is a mixture of the first-person shooter and real-time strategy game genres. The game was created by Charlie "Flayra" Cleveland, who later founded the company Unknown Worlds Entertainment. Natural Selection v1 was first publicly released on Halloween 2002, and is now at version 3.2. Natural Selection 2 was released in late 2012.
Cheat codes, console commands, secrets:
NOTE: sv_cheats must be set to 1 in order for these cheats to work.

spawnhive - As an alien, creates a random new hive for your team
killhive - As an alien, destroys a random hive
addcat x - X where is 1-4. Adds a random upgrade category,
just like you had built an upgrade chamber
(1 is defense, 2 used to be offense, 3 is movement, 4 is sensory)
removecat x - Take a guess.
givepoints - Gives you some points (bound to F11 by default)
killall - Kills all players in the game with your current weapon
(won't kill teammates unless FF is on via tournament mode)
invul - Toggles invulnerability for yourself.
startgame - Starts game immediately (untested for awhile)
endgame - Ends the current game (as a victory for team one).
You can also type 'endgame 1' for the same effect.
If you type 'endgame 2', it will be a victory for team 2.
tooltip lala - Adds a tooltip named 'lala'. It will translate this tooltip
if found in titles.txt, if possible.
testevent - Plays a 'you just got points for killing the enemy event',
for testing where the commander can see events
(he can't sometimes, when hovering over the void,
or inside geometry)

getnumplayers - Reports the current number of human players
startcommandermode - Teleports you near the first command station it
finds and starts commander mode. This will sometimes
teleport you inside geometry.
stopcommandermode - Drops you out of command mode, useful when your mouse
or the logout button stops working
web - Gives you the effects of having just touched one web.
Use multiple times to simulate touching multiple webs.
setculldistance x - Used by mappers to find the minimum culling distance
needed for commander mode on their maps.
setgamma x - Sets the current env_gamma level, where x is a number
from 1.0 to 2.0. This affects all players.
bigdig - All buildings are built instantly, doesn't require
manual building
hightech - All research happens nearly instantly
orderself - When commanding and giving orders, this will give the
orders to yourself, so you can logout and see how they
look on the HUD. There's no way to stop doing this after
you've used this cheat.
editps - Used to edit a particle system
listps - Lists all particle systems in NS and in the map
buildminimap - Generates a new minimap. Very CPU intensive.
Saved in the ns/sprites/minimaps directory.
crash - Causes NS to crash.
assert - Causes NS to assert
run - Runs a server-side script. Ignore this until scripting
is more in place.
clientrun - Runs a client-side script.
giveupgrade x - Gives an upgrade. 20-22 are the marine armor upgrades,
23-25 are the marine damage upgrades, 28 is jetpacks,
29 is power armor, 31 is faster reinforcements,
33 is motion-tracking, 26 is siege, 27 is stimpack,
30 is distress beacon
removeupgrade x - Like giveupgrade but removes one.
killcs - Kills all command stations.
attackcs - Does a little damage to one command station
alert - Generates a random alert.
parasite - Parasites self (no damage)
paralyze - Paralyzes self (like level 5 ability)
boxes - Draws boxes around all buildables (not sure if this still works).
overflow - Tries to overflow player.
deathmessage - Sends test death message to all.
Example: 'deathmessage machinegun', 'deathmessage bitegun'
setskin x - Sets the players skin (0 for white marine, 1 for black marine)
redeem - Makes it easier to test redemption
Cheat codes, console commands, secrets and system requirements for Half-Life: Natural Selection free online.

Game description

Game Genre:
First-person shooter, real-time strategy
Game Mode: