Here are all the guides, tips, and strategies to enjoy playing Mega Man 4 with cheats and unlockables.
Passwords
Individual Codes
| Effect | Password |
|---|---|
| Balloon Lift not obtained, Wire Lift not obtained | E3 |
| Balloon Lift not obtained, Wire Lift obtained | D4 |
| Balloon Lift obtained, Wire Lift not obtained | D3 |
| Balloon Lift obtained, Wire Lift obtained | F3 |
| Bright Man defeated, Toad Man defeated | A1 |
| Bright Man defeated, Toad Man undefeated | C2 |
| Bright Man undefeated, Toad Man defeated | B1 |
| Bright Man undefeated, Toad Man undefeated | A2 |
| Checksum 0 | F5 |
| Checksum 1 | A6 |
| Checksum 10 | F1 |
| Checksum 2 | B2 |
| Checksum 3 | B3 |
| Checksum 4 | C1 |
| Checksum 5 | C4 |
| Checksum 6 | C6 |
| Checksum 7 | D2 |
| Checksum 8 | E4 |
| Checksum 9 | E6 |
| Dive Man defeated, Skull Man defeated | E2 |
| Dive Man defeated, Skull Man undefeated | E1 |
| Dive Man undefeated, Skull Man defeated | F2 |
| Dive Man undefeated, Skull Man undefeated | D1 |
| Drill Man defeated, Pharaoh Man defeated | A4 |
| Drill Man defeated, Pharaoh Man undefeated | C3 |
| Drill Man undefeated, Pharaoh Man defeated | B4 |
| Drill Man undefeated, Pharaoh Man undefeated | A3 |
| Dust Man defeated, Ring Man defeated | B5 |
| Dust Man defeated, Ring Man undefeated | C5 |
| Dust Man undefeated, Ring Man defeated | B6 |
| Dust Man undefeated, Ring Man undefeated | A5 |
All 4 Items Obtained
Cheat code:
A5-B1-C1-C3-D1-F3
All Bosses Defeated (No Adaptors)
Cheat code:
A1-A4-B5-E2-E3-E4
All Robot Masters Destroyed
Cheat code:
A1-A4-B5-E2-F1-F3
All Weapons and Items
Cheat code:
A1-A4-B5-E2-F1-F3
Bright Man Defeated
Cheat code:
A3-A5-A6-C2-D1-E3
Bright Man Defeated (Both Adaptors)
Cheat code:
A3-A5-B3-C2-D1-F3
Dive Man Defeated
Cheat code:
A2-B4-B5-D2-E2-F3
Dive Man Defeated (Both Adaptors)
Cheat code:
A2-A3-A5-B3-E1-F3
Drill Man Defeated
Cheat code:
A2-A4-B5-E2-E4-F3
Drill Man Defeated (Both Adaptors)
Cheat code:
A2-A5-B3-C3-D1-F3
Dust Man Defeated
Cheat code:
A2-B4-B5-C1-D1-D3
Dust Man Defeated (Both Adaptors)
Cheat code:
A2-A3-B3-C5-D1-F3
Pharoah Man Defeated
Cheat code:
A2-A5-B2-B4-D1-D3
Pharoah Man Defeated (Both Adaptors)
Cheat code:
A2-A5-B3-B4-D1-F3
Ring Man Defeated
Cheat code:
A2-B3-B4-B6-D1-D3
Ring Man Defeated (Both Adaptors)
A2-A3-B3-B6-D1-F3
Skull Man Defeated
Cheat code:
A2-B4-B5-C4-D3-F2
Skull Man Defeated (Both Adaptors)
Cheat code:
A2-A3-A5-B3-F2-F3
Start Game with Balloon Adaptor
Cheat code:
A2-A3-A5-A6-D1-D3
Start Game with Wire Adaptor
Cheat code:
A2-A3-A5-A6-D1-D4
Start Game with Balloon and Wire Adaptors
Cheat code:
A2-A3-A5-B2-D1-F3
Start Game with All Weapons and Items
Cheat code:
A1-A4-B5-E2-F1-F3
Toad Man Defeated (Both Adaptors)
Cheat code:
A3-A5-B1-B3-D1-F3
Game Genie Codes
The game is fun by itself, but cheating makes it better. Always be sure to input codes using a Game Genie.
Note: before entering cheats, be aware that altering the game can cause random freezing and several other glitches.
Infinite Energy
Cheat code:
GXNPZTVG
Infinite Lives
Cheat code:
SZUGUAVG
Infinite Weapon Power
Cheat code:
GXENESOO
Instant Mega Blast
Cheat code:
AEOAIEPA
Mega-Jump
Cheat code:
AAKEYPIE
No Damage Taken From Enemies
Cheat code:
GXVEIPSA
Slide Faster
Cheat code:
GEOAGPZA
Slide Longer
Cheat code:
YXEAIOZO
Slide Shorter
Cheat code:
ZOEAIOZP
Start with 1 Life
Cheat code:
AAUKZIZA
Start with 6 Lives
Cheat code:
IAUKZIZA
Start with 9 Lives
Cheat code:
AAUKZIZE
Tips/Tricks
Boss Order/Weaknesses
Every time you defeat an enemy Robot Master (boss), you will gain their weapon. Below is the recommended order to defeat them in order to have the best advantage.
- Toad Man – Use Mega Buster
- Bright Man – Use Rain Flush
- Pharaoh Man – Use Flash Stopper
- Ring Man – Use Pharaoh Shot
- Dust Man – Use Ring Boomerang
- Skull Man – Use Dust Crusher
- Dive Man – Use Skull Barrier
- Drill Man – Use Dive Missile
- Massive Drill – Use Ring Boomerang
- Room Enemy – Use Dust Crusher
- Wall Robots – Use Ring Boomerang
- Dr. Cossack – Use Mega Buster
- Massive Met – Use Ring Boomerang
- Bomb Dispenser – Use Ring Boomerang
- Dr. Wily #1 – Use Ring Boomerang
- Dr. Wily #2 – Use Drill Bomb
- Dr. Wily #3 – Use Pharaoh Shot
Mega Man 4 is a platform game developed by Capcom and initially released in 1991 for the NES/Famicom.