MGS3S - METAL GEAR WALKTHROUGH


Building 1 - 1F
After contact with Big Boss, go UP 2 screens, then RIGHT 1 screen.
Three trucks. Left truck contains RATION. Re-enter multiple times to fill your inventory. Middle truck contains CARD 1. Right truck contains BINOCULARS.
Go LEFT 1 screen, DOWN 1 screen, RIGHT 2 screens.
Enter the TOP RIGHT DOOR (Card 1), get GAS MASK.
Go LEFT 2 screens, TOP 3 screens, then RIGHT 1 screen.
Three trucks. Left truck contains HANDGUN. Middle truck contains an enemy soldier. Right truck contains LAND MINE.
Go LEFT 1 screen below the trucks.
The two enemy soldiers will be called away after a moment.
After they leave to the right, enter the TOP LEFT ELEVATOR and ride it up to 3F.
Building 1 - 3F
Be careful of the surveillance cameras sweeping the floor.
When the left camera goes down, hide behind the right wall, wait until the camera comes back up and go DOWN 1 screen.
Avoid the enemy soldier and enter the BOTTOM LEFT DOOR. There are AMMO in this room. Re-enter multiple times to fill your inventory.
Go DOWN 1 screen (Card 1) and rescue a POW.
Go RIGHT 1 screen (Card 1), but before you exit, put on the GAS MASK.
Go out the BOTTOM RIGHT DOOR (Card 1).
Be careful of surveillance camera on the left wall.
Enter BOTTOM LEFT DOOR (Card 1) and rescue a POW.
Go back out and enter the open door to the right. The rolling trap means instant death if you touch it. Get the PLASTIC EXPLOSIVE at the left, and exit the RIGHT DOOR.
Go RIGHT 2 screens.
Be careful of two surveillance cameras.
Enter the BOTTOM RIGHT DOOR (Card 1), and get CARD 2.
Come back out and enter the TOP LEFT DOOR (Card 2) for RATION.
Go LEFT 3 screens. Avoid the rolling trap and go DOWN 1 screen.
Enter the TOP LEFT DOOR (Card 2), get REMOTE CONTROL MISSILE, and come back out.
Enter the open door at the right.
Avoid the rolling trap and go RIGHT 3 screens.
Go UP 1 screen.
Use the REMOTE CONTROL MISSILE to destroy th power control, then go UP 1 screen.
Enter the RIGHT DOOR (Card 1) to rescue a POW, then come back out.
Go UP 1 screen, then LEFT 1 screen.
Enter the TOP DOOR (Card 2), get CARDBOARD BOX, then come back out.
Enter LEFT DOOR (Card 2).
Enter the CENTER DOOR (Card 2).
There are 4 enemy soldiers in here, defeat them all and get SILENCER.
Enter RIGHT DOOR (Card 1), get GRENADE LAUNCHER. Get back out and enter the RIGHT DOOR (Card 2).
Go RIGHT 1 screen and enter the TOP RIGHT ELEVATOR, ride it down to 1F.
Building 1 - 1F
Go DOWN 1 screen.
Equip the CARDBOARD BOX to get past the surveillance camera, and enter the LEFT DOOR (Card 2) to rescue a POW, then come back out.
Go DOWN 1 screen.
Enter the LEFT DOOR (Card 1) to rescue a POW, then come back out.
Enter the RIGHT DOOR (Card 2), get SUB MACHINE GUN, then come back out.
Go DOWN 1 screen, then LEFT 1 screen.
You will be captured and sent to the underground holding cell.
Building 1 - Basement
Punch the left wall where the sound is different 5 times to break it. Enter.
Rescue GREY FOX.
Punch and break the bottom wall. Enter.
Exit the holding cell.
Go RIGHT 1 screen.
Battle SHOOT GUNNER (SHOT MAKER).
You need your weapons, so enter the BOTTOM RIGHT door and get back your equipment. There is a TRANSMITTER planted in your items, use it to get rid of it. Get back outside.
Defeat SHOOT GUNNER with the SUB MACHINE GUN.
Equip the RATION and it will take effect automatically if your HP depletes completely.
Enter BOTTOM LEFT DOOR (Card 2), get CARD 3 and AMMO. Re-enter multiple times to fill inventory.
Enter RIGHT DOOR (Card 3).
Avoid the dog and go UP 1 screen.
Punch the left wall to look for a different sounding spot.
Plant a PLASTIC EXPLOSIVE where it sounds different. Enter to get UNIFORM, then get back out.
Go DOWN 1 screen. Look for a different sounding spot on the right wall. Plant PLASTIC EXPLOSIVE and enter.
Go RIGHT 1 screen, then UP 2 screens.
Look for a spot on the left wall, plant PLASTIC EXPLOSIVE, enter.
Go DOWN 2 screens, LEFT 1 screen, then UP 2 screens.
Look for a spot on the bottom wall, plant PLASTIC EXPLOSIVE, enter.
Enter the door (Card 3), get BOMB BLAST SUIT, get back out.
Go all the way back to the outer most wall, head for the TOP RIGHT of the area, enter the TOP RIGHT ELEVATOR.
Ride the ELEVATOR up to 2F.
Building 1 - 2F
Get past the surveillance cameras using the CARDBOARD BOX.
Go LEFT 2 screens.
In the left open door is PLASTIC EXPLOSIVE.
In the right open door is AMMO.
Go RIGHT 1 screen. Enter the door (Card 3).
Advance past the rolling trap, past the door (Card 3), and go out through the bottom door.
Go DOWN 3 screens.
Enter RIGHT DOOR (Card 3), rescue POW, get back out.
In the LEFT DOOR are sleeping enemy soldiers and LAND MINE, it is not necessary to enter if you don't need the Land Mines.
Go DOWN 1 screen.
Enter BOTTOM LEFT DOOR (Card 3), get THERMAL GOGGLES, get back out.
Retrace your steps all the way UP and RIGHT, back to the ELEVATOR DOOR.
Go DOWN 2 screens.
Equip the THERMAL GOGGLES to avoid the infrared sensors.
Go DOWN 1 screen.
Enter CENTER DOOR (Card 1), rescue POW, get back out.
Go LEFT 1 screen.
Enter CENTER DOOR (Card 3), rescue POW, get back out.
Enter LEFT DOOR (Card 3).
Battle MACHINE GUN KID.
Enter TOP DOOR (Card 1), get PARACHUTE, get back out.
Retrace your steps all the way RIGHT and UP, back to the TOP RIGHT ELEVATOR. Ride the ELEVATOR up to the Roof.
Building 1 - Roof
Equip BOMB BLAST SUIT to get past the strong wind.
If you need REMOTE CONTROL MISSILES, go DOWN 2 screens, and enter door (Card 3).
If not, go LEFT 3 screens, then DOWN 1 screen.
Enter LEFT DOOR for AMMO, get back out.
Go DOWN 1 screen. Enter the CENTER DOOR, rescue POW, get back out.
Go UP 2 screens, then RIGHT 1 screen.
Go DOWN, onto the swaying bridge.
Equip the PARACHUTE, so that if you accidentally fall off the bridge, you will return close to the starting point of the game. Without the PARACHUTE, if you fall, you will die.
Go DOWN, careful not to fall off the swaying bridge.
After passing the swaying bridge, there will be flying enemy soldiers, there is no way to hide from them, not even with Cardboard Box. And if you defeat them, reinforcements will appear, so just run.
Go LEFT 1 screen.
Destroy power control of the electric floor with the REMOTE CONTROL MISSILE.
Enter LEFT DOOR (Card 3), get MINE DETECTOR, get back out.
Go RIGHT 3 screens.
Battle HIND D.
Hide behind the top left boxes where the HIND D can't reach you.
Defeat the HIND D with the GRENADE LAUNCHER.
Go UP 1 screen, then LEFT 1 screen.
Equip the PARACHUTE and drop down to the 1F courtyard.
Building 1 - 1F
Go DOWN 1 screen.
Equip MINE DETECTOR to avoid land mine traps.
Two trucks. Right truck contains CARD 4.
Left truck will transport you back close to the starting point of the game. Don't get in.
Go UP 1, enter the TOP DOOR (Card 4).
After the event, get back out and go LEFT 1 screen.
Enter the LEFT DOOR (Card 4), rescue POW, get back out.
Enter the TOP DOOR (Card 4).
Three trucks. Right truck contains LAND MINE.
Enter RIGHT DOOR (Card 4).
Enter TOP DOOR (Card 4), and exit Building 1 and into the desert.
Equip MINE DETECTOR to avoid land mine traps.
Two trucks. Left truck contains PLASTIC EXPLOSIVES. Left truck transports you back to where you got Card 4. Don't get in.
Go UP 2 screens. There is RATION in the truck. Re-enter multiple times to fill up inventory.
Go UP 2 screens.
Battle TANK.
Defeat the TANK by setting LAND MINES in front of its path.
Go UP 1 screen.
Equip UNIFORM to get past the enemy check point.
Enter TOP DOOR and enter Building 2.
Building 2 - 1F
If you need LAND MINE and AMMO, go the LEFT path.
If not, enter the water path and go LEFT 1 screen, enter the door (Card 4).
Battle TANK 2.
The TANK 2 approaches very quickly, if it touches you it is instant death. If you run out of time, quickly get back out the bottom door.
Defeat the TANK 2 with the GRENADE LAUNCHER.
Enter TOP DOOR (Card 4).
Equip THERMAL GOGGLES to avoid infrared sensors.
Go RIGHT 1 screen, then DOWN 1 screen.
Enter the LEFT DOOR (Card 2), get ANTENNA, get back out.
Go UP 1 screen, then LEFT 1 screen.
Equip THERMAL GOGGLES to avoid infrared sensors.
Enter TOP LEFT ELEVATOR (up only), ride it up to the Roof.
Building 2 - Roof
Alert can not be avoided on the roof, and enemy soldiers reappear if you defeat them, so just run.
Enter BOTTOM LEFT DOOR (Card 2), rescue POW, get back out.
Go RIGHT 1 screen, then DOWN 2 screens.
Enter BOTTOM DOOR (Card 4), get AMMO and CARD 5, get back out.
Go RIGHT 1 screen.
Enter TOP DOOR (Card 5).
Enter the TOP ELEVATOR (down only), ride it down to 2F.
Building 2 - 2F
Right out of the ELEVATOR is a room with a rolling trap and a floor opening trap. Get to the left safe area of the room first, then go for the bottom door (Card 5).
Go LEFT 1 screen, enter the open door to rescue a POW, and get back out.
Enter the TOP RIGHT DOOR (Card 5).
Avoid the two ARNOLDs and enter the RIGHT DOOR (Card 5).
Enter the TOP LEFT DOOR (Card 3), rescue POW, get back out.
Enter the If you have followed the walkthrough, you should have highest 4 star rank now. If you do, you can ignore future POW rescues, they are no longer necessary.
Go back out the LEFT DOOR (Card 5).
Avoid the ARNOLDs and enter the BOTTOM RIGHT DOOR (Card 5).
Go RIGHT 1 screen.
Enter TOP DOOR (Card 5), get past the rolling trap and floor opening trap, and enter the ELEVATOR (down only). Ride the ELEVATOR down to the Basement.
Building 2 - Basement
Enter the BOTTOM DOOR (Card 5).
Enter the TOP LEFT DOOR, rescue POW, get back out.
Enter the LEFT DOOR (Card 5). Equip the GAS MASK.
Go UP 1 screen, then RIGHT 1 screen.
Look for a different spot on the top wall, on the right corner, plant PLASTIC EXPLOSIVE, enter.
Enter TOP RIGHT DOOR (Card 1), rescue POW, get back out.
Go LEFT 1 screen, DOWN 1 screen, then LEFT 1 screen.
Enter the CENTER DOOR, get RATION, get back out.
Retrace your steps RIGHT 1 screen, UP 1 screen, then RIGHT 1 screen.
Enter the TOP DOOR (Card 5).
Encounter fake Doctor. Avoid the floor opening trap and go left.
Get CARD 6, enter the BOTTOM DOOR (Card 6).
Enter LEFT DOOR (Card 6).
Battle FIRE TROOPER. Defeat him with the SUB MACHINE GUN.
Enter TOP ELEVATOR (up only), ride it up to 2F.
Building 2 - 2F
Go RIGHT 1 screen, DOWN 1 screen, then RIGHT 1 screen.
Avoid the ARNOLDs and enter RIGHT DOOR (Card 5).
Contact JENNIFER (120.48), then enter the TOP RIGHT DOOR (Card 6), get ROCKET LAUNCHER, then get back out.
Enter LEFT DOOR (Card 5).
Avoid the ARNOLDs and enter the TOP RIGHT DOOR (Card 2).
Go RIGHT 1 screen.
Contact JENNIFER (120.48) to unlock the TOP RIGHT DOOR, enter and get the COMPASS, then get back out.
Go LEFT 1 screen. Enter BOTTOM LEFT DOOR (Card 2).
Avoid the ARNOLDs and enter the BOTTOM LEFT DOOR (Card 1).
Go LEFT 1 screen. Through the left path, go UP 2 screens.
Enter the door (Card 6).
Rescue DOCTOR PETTROVICH MADNAR. He will tell you about his daughter ELEN being captured.
Go DOWN 2 screens.
Enter the left open door for AMMOs, then get back out.
Go RIGHT 1 screen.
Enter the TOP DOOR (Card 1).
It is not necessary to rescue ELEN to finish the game. If you choose not to rescue ELEN, skip the following ELEN Rescue portion.
ELEN Rescue.
Enter BOTTOM RIGHT DOOR (Card 5).
Go RIGHT 1 screen.
Enter TOP DOOR (Card 5), and UP to the ELEVATOR (down only). Ride it down to 1F.
Go DOWN 1 (Card 5) screen then LEFT 2 screens (Card 5).
Enter TOP LEFT DOOR (Card 6), get FLASHLIGHT, then get back out.
Go RIGHT 2 screens (Card 5), then UP 1 screen (Card 5), into the ELEVATOR (down only). Ride it down to the Basement.
Go LEFT 1 screen (Card 5). Equip GAS MASK.
Follow the path all the way to the bottom left corner of the Basement.
Be careful of floor opening trap at the bottom left screen.
In the open door are AMMOs.
Enter the BOTTOM LEFT DOOR (Card 6).
Equip FLASH LIGHT.
Take the left path DOWN, all the way DOWN 4 screens, be careful of floor opening traps, until you see a door.
Be careful of floor opening traps to either sides of the door. There is only a narrow path right in front of the door you can take.
Enter the door (Card 1).
Go DOWN 1 screen.
Enter the TOP DOOR (Card 6), rescue ELEN MADNAR. Get back out.
Enter BOTTOM DOOR (Card 6).
Go LEFT 2 screens (Card 3).
Go to the top right corner of this Basement area.
Go into the ELEVATOR, ride it up to 1F.
Go LEFT 1 screen.
Enter TOP DOOR (Card 4), out into the land mine desert.
Go all the way UP until you reach the enemy check point. Equip UNIFORM and enter TOP DOOR.
Get into water path, and go LEFT 1 screen.
Enter TOP DOOR (Card 4).
Enter TOP DOOR (Card 4).
Equip THERMAL GOGGLES and enter TOP ELEVATOR DOOR (up only). Ride ELEVATOR up to 2F.
Go DOWN 1 screen by the right path.
Go RIGHT 1 screen.
Avoid the ARNOLDs and enter BOTTOM LEFT DOOR (Card 1).
Go LEFT 1 screen, then UP 2 screens by the left path.
Enter door (Card 6), report to DOCTOR PETTROVICH about the successful rescue of his daughter ELEN and he will tell you the sequence to destroy the METAL GEAR:
R R L R L L R L L R R L R L R R
Get back out through the BOTTOM DOOR (Card 6).
Go DOWN 2 screens, then RIGHT 1 screen.
Enter TOP DOOR (Card 1), and back into the room with the ARNOLDs.
Battle the two ARNOLDS. Defeat them with the ROCKET LAUNCHER, and get CARD 7.
Enter TOP LEFT DOOR (Card 1).
Go RIGHT 1 screen.
Enter TOP RIGHT DOOR (Card 6), get ANTIDOTE, get back out.
Go LEFT 1 screen.
Enter BOTTOM DOOR (Card 1), back to where you fought the ARNOLDs.
Enter BOTTOM RIGHT DOOR (Card 5).
Go RIGHT 1 screen.
Enter TOP DOOR and into the TOP ELEVATOR (down only). Ride the ELEVATOR down to 1F.
Building 2 - 1F
Go DOWN 1 screen, LEFT 1 screen, then UP 1 screen.
Get into the water path, go left around to the top of the deep waters.
Go RIGHT 1 screen, UP 1 screen, then LEFT 1 screen.
Enter the door (Card 7) out into the scorpion desert.
Equip the COMPASS. If you don't, you will be lost in a continuous loop.
If you get stung by a scorpion, use the ANTIDOTE to cure the poison.
Keep going UP until you reach the next building.
Three trucks on the left. In the middle truck is AMMO.
Four trucks on the right. In the left truck are AMMOS.
Enter the TOP DOOR (Card 7), and into Building 3.
Building 3
Ignore Big Boss' radio contact.
Find the different spot on the top wall, to the right. Plant PLASTIC EXPLOSIVE, enter.
Be careful of three floor opening traps.
Enter TOP ELEVATOR, ride it down to the Basement.
Follow JENNIFER's instructions and look for the different spot on the bottom wall, at the middle. Plant PLASTIC EXPLOSIVE, enter. Get OXYGEN PUMP, get back out.
Enter TOP ELEVATOR, ride it back up to 1F.
Go DOWN 1 screen, enter the BOTTOM DOOR (Card 7).
Equip COMPASS and go all the way down the scorpion desert.
Enter BOTTOM DOOR (Card 7), and return to Building 2.
Building 2 - 1F
Go RIGHT 1 screen.
Equip OXYGEN PUMP and get into the water path.
Go all the way UP until you reach land.
Go UP 1 screen.
Destroy the power control with the REMOTE CONTROL MISSILE.
In the TOP LEFT ROOM (Card 1) are AMMOs if you need them.
Enter the TOP RIGHT DOOR (Card 7).
Battle COWARD DUCK (DIRTY DUCK).
There is a floor opening trap at the middle right of the room, so approach close to the left wall. Get to the side of COWARD DUCK and defeat him with the HANDGUN for better accuracy, so as to not hurt the POW hostages.
Defeat COWARD DUCK and get CARD 8.
Rescue the POWs.
JENNIFER'S BROTHER will tell you to take the LEFT ESCAPE ROUTE.
Exit the BOTTOM DOOR (Card 7), being careful of the floor opening trap in the middle of the room.
Go all the way down, past the water path, back to where you first got into the water.
Get out of the water path and go DOWN 1 screen then LEFT 1 screen.
Enter the door (Card 6), get PLASTIC EXPLOSIVE, re-enter multiple times to fill your inventory.
Go RIGHT 1 screen then UP 1 screen.
Enter the TOP LEFT DOOR (Card 7), and into the scorpion desert.
Equip the COMPASS and go all the way up.
Enter the door (Card 7), and into Building 3 once again.
Building 3 - Underground Base
Enter the TOP ELEVATOR, being careful of floor opening traps, and ride it down to the Basement.
Inside the RIGHT ROOM (Card 8) is a POW.
Go LEFT 1 screen.
Enter TOP RIGHT DOOR (Card 8). Equip GAS MASK.
Ignore TOP RIGHT DOOR (Card 8), behind it is a trap.
Look for a different spot on the top wall at the end of the left path. Plant PLASTIC EXPLOSIVE, enter.
There is a floor opening trap in front of the entrance, so advance keeping close to the wall.
Enter TOP RIGHT DOOR (Card 1). Equip either the GAS MASK, or the MINE DETECTOR, or RATIONS, as there are both land mine traps and poisonous gas in this area.
Enter TOP LEFT DOOR (Card 1).
There is no power control to destroy, so follow JENNIFER's instructions and just run past the electric floor trap, with RATIONS equipped if needed.
Enter the TOP DOORWAY.
Battle METAL GEAR TX-55.
Avoid the two laser cameras, and plant PLASTIC EXPLOSIVES by the two feet of the METAL GEAR in the order DOCTOR PETTROVICH told you about:

R R L R L L R L L R R L R L R R

After the METAL GEAR is destroyed, the base destruction countdown will start.
Enter the LEFT DOOR.
Battle BIG BOSS.
Use the TOBACCO to lengthen the countdown timer by 2000 seconds.
Defeat BIG BOSS with the ROCKET LAUNCHER.
Enter TOP LEFT DOOR and begin the escape from the base.
Follow JENNIFER'S BROTHER'S advice, and take the LEFT ESCAPE ROUTE.
Escape from OUTER HEAVEN.
Mission accomplished.