Portal 2 Cheat Codes, and Secrets on the PC

Cheat codes:
upgrade_portalgun - Used w/o portal gun - gives a portal gun
Used with a basic portal
gun - gives full portal gun.
fire_energy_ball - Fires an energy ball out of your face.
fire_rocket_projectile - Fires a rocket out of your face. (Bugged)
ent_create_portal_weight_box - Create a Weighted Storage Cube
change_portalgun_linkage_id # - (0, 1, 2, 3) Changes the portal linkage ID
for the portal gun held by the
commanding player.
sv_portal_placement_never_fail # - (1 or 0) Place portals anywhere
sv_cheats 1 - (0=off/1=on) Turns cheats on or off
god - Invincibility
noclip - Lets you go through walls and fly around
sv_gravity # - (600=normal) change the gravity in game
buddha - Player can take damage but won't die.
thirdperson - Changes view to third person
firstperson - Changes view to first person
impulse 101 - Get all weapons (Half Life 2 weapons also)
ent_create_portal_metal_sphere - Bouncy metal ball
npc_create npc_breen - The man breen
npc_create npc_zombie - Zombie OMG
(They attack citizens,turrets,and you)
npc_create npc_citizen - A citizen
give weapon_portalgun - Gives you the basic portal gun.
Upgrade with upgrade_portalgun
npc_create npc_headcrab - Spawn (live) Headcrab
npc_create npc_gman - Spawn Gman with suitcase and never dies
npc_create npc_barnacle - Spawn Barnacle
npc_create npc_combine_s - Spawn Combine Soldier
npc_create npc_alyx - Spawn alyx
npc_create npc_metropolice - Spawn Metropoliceman
npc_create npc_portal_turret_floor - Spawns a standing turret
notarget - Turrets won't shoot at you
host_timescale # - (default=1) Changes speed of game,
0.1 = 10% of original game
speed, 2 = twice the original game speed
ent_fire npc_rocket_turret - toggle Toggle rocket turrets
npc_create_aimed npc_rocket_turret - Spawn a rocket turret
ent_fire ! - Picker skin 1 Turns a targeted storage
cube into a companion cube
ch_createairboat - Spawn an airboat
npc_create npc_fastzombie - Spawns a "Fastzombie" from Half-Life 2.
npc_create npc_poisonzombie - Spawns a zombie that tosses
Poison Headcrabs from it's back.
impulse 200 - Puts gun away but stil able to shoot
npc_create npc_zombine - Creates an "ERROR" character
npc_create npc_headcrab_fast - Creates a fast headcrab
npc_create npc_poisonheadcrab - Creates a poisonheadcrab
npc_create npc_turret_floor - Creates a half life 2 turret
cl_showfps 1 - Shows FPS Rate