This page contains Half-Life Hints for PC - Windows called "Advance to final Boss" and has been posted or updated on Jul 2, 2008 by jesseoney. Let us know what you think of this Hint by thumbs voting.
Advance to final Boss
Enable the console window and go to the Hazard course. When you reach the bridge to get the hazard suit, jump of it into the sludge. You should be teleported to Nihilanth automatically.
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