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Submachine 4: The Lab walkthrough

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General tipsEdit

  • Collect notes whenever possible and refer to them often. They contain clues to help you finish the game.
  • Remember that you can also write your own notes in-game to help you straighten out your thoughts.

WalkthroughEdit

  1. Gain access to the attic.
    1. Collect the hammer on the windowsill at the right end of the roof.
    2. Use it to bash open the lock on the dormer at the lower edge of the roof.
    3. Open the hatch and climb through the broken window.
  2. Unlock the attic door.
    1. Collect the chimneybrush from the floor behind the energy receiver at the right end of the attic.
    2. Climb back onto the roof and drop it through the chimney.
    3. Collect the doorkey from the pile of soot in front of the chimney in the attic.
    4. Use it to unlock the door at the left end of the attic.
  3. Gain access to the portal.
    1. Unlock the portal room and mix up some acidioxide.
      • Unlock the portal room.
        1. Collect the key hanging from a coat hook in the attic.
        2. Use it to unlock the door at the right end of the first floor of the lab.
      • Acidioxide:
        1. Assemble the gas burner. It is located up the ladder on the first floor.
          1. Collect:
            • The rubbertube in the attic hanging from the rafters behind the chimney.
            • The gashandle at the left end of the attic under the table.
            • The lighter at the right end of the second floor on the windowsill.
          2. Place the rubbertube on the burner and the gashandle on the gas pipe.
          3. Turn the gashandle and the valve on the burner.
          4. Use the lighter to light the burner.
        2. Use the gas burner to synthesize the acidioxide.
          1. Collect:
            • The irontrioxide is in the test tube rack in the room left of the burner.
            • The naphthalene is in the pocket of the lab coat hanging in the attic.
            • The soap is on the sink in the bathroom at the left end of the first floor.
            • The fullbeaker:
              1. Collect the beaker in the stairwell between the first and second floors.
              2. Collect the valve:
                • Collect the screwdriver from the burner table.
                • Use the screwdriver to unscrew the valve at the left end of the rooftop.
              3. Go to the bathroom at the left end of the first floor.
              4. Place the valve on the vertical pipe.
              5. Place the beaker on the floor drain.
              6. Use the hammer to knock the cap off the pipe near the ceiling.
              7. Spin the valve. The beaker will fill with water.
              8. Collect the fullbeaker.
          2. Place the fullbeaker on the gas burner.
          3. Put the soap, the irontrioxide and the naphthalene in the full beaker.
          4. Collect the acidoxide.
    2. Use the acidioxide on the lock.
  4. Get the coil.
    1. Collect the tiles.
      • Tile A and C
        • Access the upper area.
          • Get the blocade.
            1. Lower the first and the fourth stone levers.
            2. Take the blocade.
          • Get the stone key.
            1. Lower the second and the third stone levers.
            2. Take the stone key.
          • Put them in their respective hole.
            • Tile B
              1. Lower the first, second and fourth stone levers.
              2. Take the tile B.
            • Tile D
              1. Lower the first, third and fourth stone levers.
              2. Take the tile D.

- -ANCIENT SECTION (104)

1)Go Right.

2)Go Down Move levers 1 and 4 down.

3)Go Right and take the Knife. Take the Blocade. Ring Bell 2.

4)Go Left Move levers 1 and 4 up, and 2 and 3 down.

5)Go Left and take Secret 7 from rubble on ground. Take the Stonekey.

6)Go Right Move lever 2 up and levers 1 and 4 down.

7)Go Up and take the TileD. Use the Blocade in circular hole on pillar and Stonekey on square hole.

8)Go Down Move levers 2 down and 3 up.

9)Go Up Go Right and take the TileB.

10)Go Left Go Down Move lever 3 down.

11)Go Up twice and use the Hammer on the broken panel on the pillar. Take Secret 8 from hole.

12)Go Up and take the TileC.

13)Go Up and use the Knife on the string.

14)Go Down four times and take the TileA.

15)Go Down and take Secret 9 from statues eye. Place TileA, TileB, TileC and TileD in their directional proportionate slots on the wall. Press uncovered button.

16)Go Up twice.

17)Go Left Go Up and take the Coil.

18)Go Left and take Note 3.

19)Go Right Go Down Enter in Code 690. Push the grey button.

- - LOOPING TRAPS (690)

1)Go Right Go Down and take Note 12.

2)Go Left and take Secret 10 from floor by right door.

3)Go Left Go Up Make Left lever display -1 and Right lever display -1 Push the grey button.

4)Go Down and push the red button Go back to levers.

5)Make Left lever display 0 and Right lever display 1 Push the grey button.

6)Go Up Go Right and push the red button Go back to levers.

7)Make Left lever display 1 and Right lever display 1 Push the grey button.

8)Go Up Go Right twice and push the red button Go back to levers.

9)Make Left lever display 1 and Right lever display 0 Push the grey button.

10)Go Right twice and push the red button Go back to levers

11)Go Up and click the glass cover Take the Orb.

12)Go Down Go Right Enter in Code 529. Push the grey button

- - BASEMENT SECTION (529) Go Right twice and use the Coil in the top of the recharger Turn handle on the recharger Take the Chargedcoil. Take Secret 11 from the empty outlet on the wall. Go Left Go Down and take Secret 12 from between the cords on the ground. Go Left Take Note 6 from the floor. Use the Chargedcoil in the empty slot. Pull down the lever Take the Coil. Go Right Go Up Go Right and charge up the Coil again. Take the Chargedcoil. Go Left Go Down Go Right and use Chargedcoil in the empty slot Pull down the lever. Take Coil. Go left and turn handle on contraption. Go Up twice and place the CD within the claw. Go Right and take Note 7 from the floor. Look at note 7. NEW LOCATION CODE 551! Use the Orb on top of the pillar. Take the Chestkey. Go Left Go Down Go Right and recharge the Coil. Take the Chargedcoil. Go Left twice. Enter in Code 001. Push the grey button.

- - LABORATORY (001) *The 1st Floor Go to the 2nd Floor *The 2nd Floor Go Right and use the Chargedcoil on the side opening of the mechanism. Turn the bottom bolt. Take Secret 13 from the plate. Take the Chargedcoil. Go to the 1st Floor. *The 1st Floor Go Right four times Enter in Code 551 Push the grey button

- - BRICK ROOM (551) Take Secret 14 from the ground. Go Left and take Note 11 off the ground. Push top button on controls stopping the water. Go Right Enter in Code 462 Push the grey button

- - LIGHTHOUSE DIGOUTS (462) Go Right and take Secret 15 from the ground. Go Right and use Hammer four times on the lock. Open the door and take the Turbine. Go Left twice and take Note 8 Go Right Enter in Code 770 Push the grey button

- - TOMB TRAP (770) Take Note 13 from the ground Look at symbol on the right, middle of the wall Circle = 0 sides, Square = 4 sides, Triangle = 3 sides NEW LOCATION CODE 043! Enter in Code 043 Push the grey button

- - UNKNOWN LOCATION (043) Go Left and use the Water on the glowing object. Take the Sceptre Go Left and ring Bell 3. Take Note 9 Take Secret 16 from the ground. Go Right twice Enter in Code 800 Push the grey button

- - THE SHIP (800) Use the Lighter on the lamp 3/4 up and over slightly to the left Take Secret 17 from behind the lamp base. Go Right and ring Bell 4. Use the Screwdriver on all four screws on the wall panel. Take Secret 18 from within the compartment. Use the Knife on the wires. Go Left twice and take Note 10 from the ground. Go Up the ladder. Use the Lighter on the lamp at about the same place as before. Go Right Go Up the ladder Use the Lighter on the lamp that is about the same place, but much closer to the left hand side. Take Secret 19 from behind the lamp base. Place the Turbine within the compartment and close the door. Go Down and push the grey button Go Right and take Note 14. Look at note 14. NEW LOCATION CODE 728! Use the Chestkey on the chest and open it. Take the Arm. Go Left twice Go Down the ladder Go Left Enter in Code 462 Push the grey button.

- - LIGHTHOUSE DIGOUTS (462) Go Left and take Secret 20 out of the box. Go Right Enter in Code 104 Push the grey button

- - ANCIENT ROOM (104) Go Up the ladder Put the Chargedcoil in the holder Go Left and pull the lever on the large lamp. Click the eyepiece of the telescope. IIII – IIIII – II = 4 – 5 – 2 NEW ROOM LOCATION 452 Click out of the telescope Go Right Go Down the ladder Enter in Code 452 Push the grey button

- - STATUE (452) Go Left and place the Arm on the statue Place the Sceptor in its hand ENDING CREDITS

- - ENDING ROOM (???) Read note Go Right and take Secret 21 from the corner of the room. Look at upper corner of room. NEW ROOM LOCATION 596! Enter in Code 728 Push the grey button

- - LUCKY ROOM (728) Take Secret 22 from the left corner speaker. Go Right and place the Secrets inside the opening. Go Right and view the camera. **These are extras that you can view, have no relevance to beating the game. Go Right and view the camera. Go Right and view the camera. Go Right and view the camera. Go Left six times Enter in Code 596 Push the grey button.

- - ANNEX (596) Go Left twice Click wall lever FINISHED

Speed run way Edit

  • Go right and pick the hammer;
  • Go left, left, down, right and use the hammer on the lock;
  • Go inside and down;
  • Click the pocket of the lab coat and take the naphthalene;
  • Go right and take the rubber tube;
  • Go right again and take the chimney brush;
  • Go left, left, up, outside and drop the chimney brush in the chimney;
  • Go right, inside, down, right and take the door key;
  • Go left, left, take the key, left, take the gas handle and unlock the door with the door key;
  • Go down, down, right, right and take the lighter;
  • Go left, left, down and take the beaker;
  • Go down, right, up and take the irontrioxide;
  • Go right and put the rubber tube and the gas handle on the pipe;
  • Take the screwdriver;
  • Go left, down, left, up, up, up, up, right, right, up, outside, left, up, left and use the screwdriver on the vale to take it afterwards;
  • Go right, down, right, inside, down, left, left, down, down, down, down, left, left and put the valve on the pipe;
  • Destruct that thing on the pipe with the hammer, put the beaker on the water exit, turn the valve, take the soap and take the beaker;
  • Go right, right, right, up, right and turn the gas handle, the handle on the flame and lit it up;
  • Pu the full beaker on it and put the soap, the irontrioxide and the naphthalene in the beaker;
  • Take the beaker and go left, down, right;
  • Unlock the door with the key, go right and use the beaker (acidoxide) on the code pad;
  • Go right, enter 5-9-6, go left, double-click the page, go left and turn the "Exit No return" thing.

Voila! You just beat the game. With practice, you can beat the game in 2 minutes!

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