Portal: Prelude Test Chamber 19 (Bonus)
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Test Chamber 19 (Bonus)
challenge_19.bsp 
This is the sixteenth and final Bonus map of the game. It is unlocked when the original Test Chamber 19 has been completed.
Hazards
Strategy
Portals
- To do
Steps
- To do
Time
- To do
Award requirements
| Portals | Steps | Time | ||||||
|---|---|---|---|---|---|---|---|---|
| Bronze | Silver | Gold | Bronze | Silver | Gold | Bronze | Silver | Gold |
| 24 Portals | 20 Portals | 16 Portals | 180 Steps | 150 Steps | 120 Steps | 300 Seconds | 280 Seconds | 253 Seconds |
Video strategies
- To do
See also
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