Half-Life: Opposing Force Hints from UHS

Get quick and convenient access to just the hints you need for Half-Life: Opposing Force, without staying on our web site. Just download a free trial version of our UHS Reader software for Windows (and Palm OS) or Mac and a copy of these hints. You will get the same gradual hints you see here -- unlike ordinary cheats or a walkthrough that can spoil your game.

You can also buy the full version of the UHS Reader for Windows. For just $14.95, you get full access to hints for hundreds of games and 1 year of free updates. You can also search, decode, or print an entire game's worth of hints at once (Windows only).

If you have questions about a puzzle that aren't answered anywhere in these hints, you may contact the author here.

Subscribe to our free newsletter (sent no more than once a week) announcing new hints and other additions.

We use your address only to send you our newsletter and will not give it to anyone else. (See our full privacy policy.) Children under 13 should not fill out this form.

Crush Depth

Where do I find someone to access the Level B retinal scanners?
How do I free the underwater scientist?
The retinal scanner has malfunctioned! How do I get into the next room?
How do I use the large teleportation device?

How do I get out of the area with the caged-up ichthyosaur?
How do I turn off the gamma ray that is shooting across the hallway?
How do I deal with the powerful shocktrooper that teleports in?
Where do I go in the watery room with the broken walkway?

Up One Level