Game Description

If you've been following my guide, you will only need 18 achievement for Episode 2. If you're stuck on a level, you can go to nextgenwalkthroughs.com for their Half-Life 2 - Episode 2 videos.

Important: Read Tips For Transporting The Gnome.

Here's a list of the chapters in Half-Life 2 - Episode 2: To The White Forest, The Vortal Coil, Freeman Pontifex, Riding Shotgun, Under the Radar, Our Mutual Fiend.

Acid Reflex
Kill an acid antlion worker.
You'll get this in the chapter To The White Forest.

Into The Breach
Help Griggs and Sheckley hold off the antlion invasion inside the mine shaft.
This is story related and you'll get this in the White Forest chapter..

Pinata Party
Find and break every web cache in Episode Two.

There's 1 web cache in chapter 1 and 8 in chapter 2.

1. After entering the tunnels and coming to the first water hole it will be under water. Its before getting to the vortigaunt that is saving Alyx.

2. This is going to be on the wall in the tunnel when you leave with the vortigaunt to get the extract.

3,4,5. As you're making your way through the tunnels, look overhead and the walls for them.

6-9. You will find these in the room with the elevator. Its the elevator where you have to attach the gear to for it to work. There will be two on the walls and two overhead.

Get Some Grub
Squish every antlion grub in Episode Two.

The only guide is a counter of what you should have when you get to certain points. Credit for this list goes to xbox360achievement.org. There are 93 in chapter 1 and 240 in chapter 2.

Point A: When you get to the vortigaunt saving Alyx you should have 93 grubs.

Point B: You will drop down in an area with a gate and an elevator beyond the gate. At that point you should have 142 grubs. Note: this does not include the grubs in that area.

Point C: When you get to the elevator with the antlion repeller (the thing that pounds the ground), you should have 226 grubs.

Point D: When you get to the acid-lion guard (where the guard is first able to kill you) you should have 263.

Point E: You will eventually make it to the elevator where you have to attach the gear to. When you bring the elevator down for the vortigaunt he starts the generator on the other side of the room. Go through there and get the grubs. This should bring your total to 332.

When the vortigaunts heal Alyx proceed up the elevator. Once off the elevator proceed to the exit and look on your right through the boarded area and you will see the last grub.

Twofer (Secret achievement)
Defeat both antlion guards outside the White Forest.
This is story related and you will get it at the beginning of chapter 3 - Freeman Pontifex.

Payback
Kill a Hunter with its own flechettes.
In chapter 3, you face a few hunters who will shoot a few taser like things at you. To get this you will have to capture a few of those and launch it back at them and if they die you will unlock the achievement. You can use the tires laying around and use it to block it and make it stick to the tire then throw the tire back at them. You might want to save so you can reload until you get it.

Met the Hunters (Secret achievement)
Survive the Hunter ambush with Alyx.
This is story related and you will get it in chapter 3..

Hit and Run
Run over 20 enemies with the car in Episode Two.
You should be to get this is in chapter 4 - Riding Shotgun. Just run everyone over with the car. Running the Hunters over will also count towards the 20 you need. You will also have an opportunity to run over more enemies in chapter 5 in case you didn't make it.

Puttin' On a Clinic
Defeat the chopper in Episode Two without any misses.
At the end of chapter 4 you will face off with the chopper that's been following you. You will want to do a save before you start the fight. When it drops the bombs grab one and throw it at the chopper. If you miss reload. The key is that you can't miss at all. Don't forget to save everytime you get a hit.

Gunishment (Secret achievement)
Destroy the Combine cannon in the junkyard.
This is story related and you will get this in chapter 5 - Under the Radar.

Gordon Propelled Rocket
Unlock the rocket launcher lambda cache in chapter Under The Radar.
You will get this in chapter 5 when you unlock the second radar cache..

Quiet Mountain Getaway (Secret achievement)
Survive the ambush at White Forest Inn.
This is story related and you will get this in chapter 5.

Cache Checker
Find every radar cache in chapter Under The Radar.

Alyx along with the radar will be helpful here.

  1. When you get your car back and leave that area, you will encounter a van with a car against it. Move the car to get the cache inside the van.
  2. As you proceed you will pass a water tower and come upon a building with a van stuck it. Go into the building via the van where you will notice a platform above. To get up to this platfrom you will have to pull the big piece of metal so it lays flat on the floor. You then throw a grenade under it and quickly run and stand on the metal. When the grenade explodes the metal piece you're standing on will launch you on to the platform. It may take a few attempts to actually land on the platfrom. Flip the switch to open the door below which will allow you to enter the area with the cache. When you pick up the rocket launcher you will get the "Gordon Propelled Rocket" achievement.
  3. When you exit the building in #2, head directly across the road to the area with all the containers. There you will see a beatup shed with parts of its roof missing. Inside this shed, to the right, you will see a saw blade stuck in one of the floor boards. Remove the sawblade to expose the cache.
  4. After passing the the tunnel you will find yourself going up and around a hill. You need to keep and eye out for the logs on the left side of the road. Pay attention to your radar. Behind one of those logs is a cave. Remove the rocks blocking the cave entrance and enter it to get to the cache.
  5. The last cache is found after defeating the guys that ambush you. Power down the fence and proceed down the road where you will have to move to another road below. Proceed down that road and an eye out for a tree high up in the cliffs on the right. The radar will help. It will have a box hanging from a rope. Just shoot the box and the achievement will unlock.

Pedal to the Metal
Beat DOG in a race to the White Forest base.
You get this towards the end of chapter 6. Make sure you're using the speed booster on your car.

Little Rocket Man
Send the garden gnome into space.
You get the Gnome in the communications shack when you start the game. To the door on the left there is a bed to the right. Its under that bed. You must carry it to the to White Forest base. When you arrive at the White Forest base in chapter 6, Our Mutual Fiend, carry the Gnome with you and ride the elevator with Alyx and her dad. You will then arrive to a room with a rocket/silo. Take the short stairs to the left up to it and drop it in the open hatch. Once you close the hatch, the achievement will unlock. Read Tips For Transporting The Gnome.

Secondary Silo Secured (Secret achievement)
Secure the launch doors on missile silo 2.
This is story related and you will get this in chapter 6.

Neighborhood Watch
Save all buildings outside the missile silo from destruction.
The striders will not spawn until you reach the Sawmill and listen to the guy talk for bit. Your allies will call out the striders and if you're in the car, they will appear as big red dots on the radar. A few of the striders move fast - maybe 3 of them. The second strider will destroy a building if you don't move fast enough. You will also have to sneak up behind another strider otherwise it will destroy a building. Just make sure you're saving and using all of your save slots..

Defense of the Armament (Secret achievement)
Save the missile silo from the Combine offensive.
This is story related and you will get this in chapter 6 when you get rid of all the striders.

 

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