| Effect | Code | 
|---|
| Changes speed of game, 0.1 = 10% of original game speed, 2 = twice the original game speed | host_timescale # (default=1). | 
| Changes view to first person | firstperson. | 
| Changes view to third person | thirdperson. | 
| Creates a Companion Cube | ent_create_portal_companion_cube. | 
| Creates a reflector cube for lasers | ent_create_portal_reflector_cube. | 
| Invincibility | god. | 
| Lets you change the gravity in the game | sv_gravity # (600=normal). | 
| Lets you go through walls and fly around | noclip. | 
| Place portals anywhere | sv_portal_placement_never_fail # (1 or 0). | 
| Player can take damage but won't die | buddha. | 
| Shoots conversion gel out of your face | ent_create_paint_bomb_portal. | 
| Shoots propulsion gel out of your face | ent_create_paint_bomb_speed. | 
| Shoots repulsion gel out of your face | ent_create_paint_bomb_jump. | 
| Shoots water out of your face | ent_create_paint_bomb_erase. | 
| Shows FPS Rate | cl_showfps 1. | 
| Turns Cheats on/off | sv_cheats (0=off/1=on). | 
| Turrets won't shoot at you | notarget. | 
| Achievement | How to unlock | 
|---|
| Air Show | Perform 2 aerial gestures before touching the ground in co-op. | 
| Asking for Trouble | Taunt GLaDOS in front of a camera in each of the five co-op courses. | 
| Bridge Building | Complete all test chambers in the Hard-Light Surfaces co-op course. | 
| Bridge Over Troubling Water | Complete the first Hard Light Bridge test. | 
| Can't Touch This | Dance in front of a turret blocked by a hard light bridge in co-op. | 
| Confidence Building | Complete all test chambers in the Mass and Velocity co-op course. | 
| Door Prize | Examine all the vitrified test chamber doors. | 
| Drop Box | Place a cube on a button without touching the cube. | 
| Dual Pit Experiment | Do the same test twice. | 
| Empty Gesture | Drop your co-op partner in goo while they are gesturing by removing the bridge under them. | 
| Final Transmission | Find the hidden signal in one of the Rat Man's dens. | 
| Four Ring Circus | Enter 4 different portals without touching the ground in co-op. | 
| Friends List with Benefits | While playing co-op, hug 3 different people on your friends list. | 
| Gesticul-8 | Perform all 8 gestures of your own volition in co-op. | 
| Good listener | Take GLaDOS' escape advice. | 
| High Five | Celebrate your cooperative calibration success. | 
| Iron Grip | Never lose a cube in Chamber 6 of the Mass and Velocity co-op course. | 
| Lunacy | That just happened. | 
| Narbacular Drop | Place a portal under your co-op partner while they are gesturing. | 
| No Hard Feelings | Save a turret from redemption. | 
| Obstacle Building | Complete all test chambers in the Excursion Funnels co-op course. | 
| Overclocker | Complete Test Chamber 10 in 70 seconds. | 
| Party of Three | Find the hidden companion cube in co-op test chamber. | 
| Pit Boss | Show that pit who's boss. | 
| Portal Conservation Society | Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements. | 
| Portrait of a Lady | Find a hidden portrait. | 
| Preservation of Mass | Break the rules in Test Chamber 07. | 
| Professor Portal | After completing co-op, complete Calibration Course online with a friend who hasn't played before. | 
| Pturretdactyl | Use an Aerial Faith Plate to launch a turret. | 
| Rock Portal Scissors | Win 3 co-op games of rock-paper-scissors in a row. | 
| SaBOTour | Make a break for it. | 
| Scanned Alone | Stand in a defective turret detector. | 
| Schrodinger's Catch | Catch a blue-painted box before it touches the ground. | 
| Ship Overboard | Discover the missing experiment. | 
| Smash TV | Break 11 test chamber monitors. | 
| Stalemate Associate | Press the button!. | 
| Still Alive | Complete Course 4 with neither you nor your co-op partner dying. | 
| Stranger Than Friction | Master the Propulsion Gel. | 
| Tater Tote | Carry science forward. | 
| Team Building | Complete all test chambers in the Team Building co-op course. | 
| The Part Where He Kills You | This is that part. | 
| Triple Crown | Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each. | 
| Tunnel of Funnel | Master the Excursion Funnel. | 
| Vertically Unchallenged | Master the Repulsion Gel. | 
| Wake Up Call | Survive the manual override. | 
| White Out | Complete the first Conversion Gel test. | 
| You Made Your Point | Refuse to solve the first test in Chapter 8. | 
| You Monster | Reunite with GLaDOS. | 
| You Saved Science | Complete all test chambers in all courses of co-op. |