| Hint | Answer | % Correct |
|---|---|---|
| Orange/yellow eyed foe | Glados | 92%
|
| Main character | Chell | 79%
|
| Friendly cube | companion cube | 78%
|
| Red eyed foe | turret | 72%
|
| Gun always at hand | Portal gun | 69%
|
| Original head of Aperture | Cave Johnson | 67%
|
| Thing that activates stuff | button | 58%
|
| Wife of "Original head of Aperture" | Caroline | 58%
|
| "SPAAAAAAAACE!" | space core | 52%
|
| Cooperative players | Atlas and Pbody | 37%
|
| Deadly green stuff | Neurotoxin | 30%
|
| Springboard | Aerial faith plate | 20%
|
| Blue eyed betrayer | Wheately | 7%
|
| Failed "Red eyed foe" | crap turret | 3%
|
| Laser redirecter | rederection cube | 1%
|