Half-Life: Opposing Force Walkthrough Friendly Fire

September 12, 2016 (Last Updated: ) | Reading Time: 4 minutes

This Half-Life: Opposing Force walkthrough is divided into 12 total pages.

You can jump to nearby pages of the game using the links above.

Friendly Fire

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 140
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 140

After a big fight with some aliens you can get the engineer close to the exit door so he can open it. There are only a few items out there worth taking.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 141
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 141

Afterwards go to the upper floor and prepare to fight more aliens.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 142
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 142

When you kill the aliens in the projector room a vortigaunt will create a hole in the wall. Get through there.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 143
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 143

Enter the office at the end of the corridor.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 144
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 144

Jump on the desk to reach the other side.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 145
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 145

Jump up the vents to reach a higher ground.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 146
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 146

Go up the ladder.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 147
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 147

Jump across here.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 148
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 148

Shooting the explosives will get rid of the grunt fast.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 149
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 149

Shoot the crystal that projects the lasers then jump onto the purple cable. Then jump to the next cable to reach the other side. Saving before you try it is a good idea because rope jumping is tricky in this game.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 150
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 150

Go through here.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 151
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 151

Kill some houndeyes as you go up.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 152
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 152

Climb the fallen antenna to reach the rooftop.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 153
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 153

Enter a vent.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 154
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 154

You will encouter a group of black-ops. They are not friendly and follow their own agenda.

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Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 155

After you kill the black-ops open this gate. You will find an injured engineer inside.

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Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 156

Open this door.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 157
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 157

Remove the trip wires howerever you can.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 158
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 158

Order the medic to follow you back inside.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 159
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 159

Get back to the engineer. The medic will heal him and get him up.

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Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 160

Go outside again while the engineer is following you. He will open the next door for you.

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Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 161

Go through a corridor with tripwires.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 162
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 162

You will encounter another group of stranded soldiers. Get them to follow you because the fight ahead will be tough.

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Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 163

The storage area is too quiet...

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 164
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 164

You will be attacked by female black-ops. They are very fast so it's best to shoot them with your powerful magnum pistol.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 165
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 165

Use the lever at the upper side of the hangar to open the gate that is in front of you.

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Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 166

Follow the tracks.

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Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 167

More black-ops will be here.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 168
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 168

Fight your way through here.

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Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 169

Go up the stairs.

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Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 170

Use the lever to raise the gate.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 171
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 171

Get back to the tracks and go in reverse on the tram car until you pass the arrow sign. Then go forward and the tram will turn right by itself. Do not shoot the sign to change directions as it isn't needed.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 172
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 172

You will pass near a place you have been before on your journey.

Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 173
Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 173

After the tram ride you will find a room that has a pillar sticking out of it. Get inside there.

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Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 174

Climb the pillar to reach the 'attic'.

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Half-Life: Opposing Force Walkthrough - Half Life-Opposing-Force 175

Enter a vent.

More Half-Life: Opposing Force Walkthroughs

This Half-Life: Opposing Force walkthrough is divided into 12 total pages.

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