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Big Boss Stage 04
- Greater number of guards compared to Normal
 - Greater number of cameras compared to Normal
 - Available ammo pickups are greatly reduced
 - Snake takes maximum damage from enemy attacks
 - You have 2 ration capacity to start, 3 after Owl, 4 after Havoc (Normal maxes at 5)
 
<html> <b><span style=“color:Red”>LOOK BELOW FOR ROUTE UPDATES</span></b> </html>
- Chaff Room Routes
 - You could throw a chaff along the wall for the second turret, but this is a waste of a chaff compared to later uses.
 
Camshot Variants for Gasmask room
- Gas Mask Room Improvement, credit to Badhumans for the Knock concept
 
- Solution for second laser room
 
- Faster approach for final dogs room. “Dogs are harmless when they're on a diagonal line. It's only when they are running on a y & x axis that they're dangerous” - Badhumans
 
Doors Puzzle
- Make sure to press the button on the edge closest to the next button
 - Be careful not to mash while pressing and accidentally press again
 - You can swap the first and second buttons in any sequence, but the preferred orders are listed below
 
KEY
| Memory ID | Description | 
|---|---|
| 0 | 1,3,5 - adds or removes doors in the first, third, and fifth position | 
| 1 | SOLUTION - removes or adds two doors from the fourth and fifth position, the button the guard presses | 
| 2 | SHIFT - shifts the doors | 
| 3 | RESET - resets the puzzle | 
1st Pattern - Guard Presses Button 1
1, 3, 4, 4, 4 and 1 (button order)
Represented in Memory as 1302
| Pattern (Top to Bottom) | Button Order | 
|---|---|
| SOLUTION | 1st, 4th | 
| RESET | DON'T PRESS | 
| 1,3,5 | 2nd | 
| SHIFT | 3rd X3 | 
(SOLUTION > 1,3,5 > SHIFTx3 > SOLUTION)
2nd Pattern - Guard Presses Button 2
1, 2, 3, 3, 3, and 2 (button order)
Represented in Memory as 0123
| Pattern (Top to Bottom) | Button Order | 
|---|---|
| 1,3,5 | 1st | 
| SOLUTION | 2nd, 4th | 
| SHIFT | 3rd X3 | 
| RESET | DON'T PRESS | 
(1,3,5 > SOLUTION > SHIFTx3 > SOLUTION)
3rd Pattern - Guard Presses Button 3 3210
4, 3, 2, 2, 2, and 3 (button order)
Represented in Memory as 3210
| Pattern (Top to Bottom) | Button Order | 
|---|---|
| RESET | DON'T PRESS | 
| SHIFT | 3rd X3 | 
| SOLUTION | 2nd, 4th | 
| 1,3,5 | 1st | 
(1,3,5 > SOLUTION > SHIFTx3 > SOLUTION)
4th Pattern - Guard Presses Button 4 2031
4, 2, 1, 1, 1, and 4 (button order)
Represented in Memory as 2031
| Pattern (Top to Bottom) | Button Order | 
|---|---|
| SHIFT | 3rd X3 | 
| 1,3,5 | 2nd | 
| RESET | DON'T PRESS | 
| SOLUTION | 1st, 4th | 
(SOLUTION > 1,3,5 > SHIFTx3 > SOLUTION)
No Big Boss Ration, before Mud Dogs
Slasher Hawk
- HP: 47
 
- Takes 4 damage per hit
 
- 12 hits to kill
 
- The hawk flies faster than Normal difficulty.
 
- Red Boomerang travels linearly
 
- Green Boomerang travels in a zigzag
 
- Boomerangs always comes back to his right side (your left)
 
- Hawk swoops in and out of the battlefield, eventually returning to Slasher Hawk
 
- Slasher Hawk's Invincibility Frames = 2.5
 
- 0.5 second for grenade throw
 
- Therefore, count to 2 seconds or 7 flashes - throw grenade
 





