A modification of Half-Life 2 that adds the levels from Portal 1, but no portal gun.
This initially started out as just "Portal with no portals" but eventually turned into the abomination seen in the later levels. Requires you to own Portal 1 and Half-Life 2, as well as have them both installed in the same Steam library folder.

Trailer:


FAQ:
"why is it called highway robbery"
idk like 2 months ago when i was working on the first maps i asked a discord server what I should call it and the first response i got was:And then, history was made.

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HighwayRobberyAlpha02

HighwayRobberyAlpha02

Demo 2 comments

First public alpha release. Contains chambers 00-19. Requires Portal 1 and Half-Life 2. Chamber 18-19 transition is broken and requires you to noclip.

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Highway Robbery mod for Half-Life 2

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