The following are known CodeBreaker Codes for Monster Force on Nintendo Game Boy Advance (GBA).

The codes should work with the region specified but may work for other regions as well.

Miscellaneous Codes

1. Enable Code (Must Be On)
   9EF6D172 01D0
   83FD4AF9 6653
   5C408692 FC61
2. Invincible
   53EFFBB4 84DE
3. Infinite HP
   6C021541 F9A1
4. Max HP
   0C46B78D 7282
5. Max Force
   DE57B78B F283
6. Max Attack
   CC56B78F F282
7. Infinite Keys
   6C221141 B9AD
8. Quick Weapon Charge
   B2F98ABE 2F4E
   BABD2ADE 6342
9. Start With 50,000 Atoms
   DF59E69E CE7C
   D73DC2FA 42EC
10. Low Level Time
    FE7F9396 8560
11. Press A+B+Up To End Level
    AF5BDF85 DDB1
    81B4687B 165F
    AF5BDF85 DDB1
    A8D08E9A 4F43
12. Quick Score Tally
    C1906C7A EE5F
    E8F69B83 B183
13. Open All Levels
    01EAFBA4 1C52
14. Unlock Extra Characters
    68861D55 F54E

Shot Modifier Codes

1. Reflect
   FE3B115A 8FCF
2. X-Ray
   DE1F354A C643

Slot 1 Codes

1. Nothing
   977FF3B6 047C
2. Bomb
   8576F3B2 047D
3. Invincible
   576FF3B4 A47C
4. Decoy
   4566F3B0 A47D
5. Uber Decoy
   93FFFBB6 145E
6. Health Lv.1
   41E6FBB0 B45F
7. Health Lv.2
   977DE2BF 067C
8. Health Lv.3
   8574E2BB 067D
9. Health Maximum
   576DE2BD A67C
10. Armor Scroll
    4564E2B9 A67D
11. Attack Scroll
    93FDEABF 165E
12. Force Scroll
    81F4EABB 165F
13. Reanimator
    975FF7B6 44F0
14. Luck Ring
    8556F7B2 44F1
15. Luck Gauntlet
    574FF7B4 E4F0
16. Luck Amulet
    4546F7B0 E4F1
17. Armor Ring
    93DFFFB6 54D2
18. Armor Gauntlet
    81D6FFB2 54D3
19. Armor Amulet
    53CFFFB4 F4D2
20. Attack Ring
    975DE6BF 46F0
21. Attack Gauntlet
    8554E6BB 46F1
22. Attack Amulet
    574DE6BD E6F0
23. Force Ring
    93DDEEBF 56D2
24. Force Gauntlet
    81D4EEBB 56D3
25. Force Amulet
    53CDEEBD F6D2
26. Cloak Of Saftey
    6562D3A0 AD7D
27. Reflect Shot 1
    B3F9CAAF 1F5E
28. Reflect Shot 2
    A1F0CAAB 1F5F
29. Reflect Shot 3
    73E9CAAD BF5E
30. X-Ray Shot 1
    61E0CAA9 BF5F
31. X-Ray Shot 2
    B75BD7A6 4DF0
32. X-Ray Shot 3
    A552D7A2 4DF1
33. Doom Shot 1
    774BD7A4 EDF0
34. Doom Shot 2
    6542D7A0 EDF1
35. Doom Shot 3
    B3DBDFA6 5DD2
36. Leech Shot 1
    A1D2DFA2 5DD3
37. Leech Shot 2
    73CBDFA4 FDD2
38. Leech Shot 3
    61C2DFA0 FDD3
39. Magnet Shot 1
    6540C6A9 EFF1
40. Magnet Shot 2
    B3D9CEAF 5FD2
41. Magnet Shot 3
    A1D0CEAB 5FD3
42. 3 Way Shot 1
    73C9CEAD FFD2
43. 3 Way Shot 2
    61C0CEA9 FFD3
44. 3 Way Shot 3
    9E7FB396 006C
45. Double Shot 1
    8C76B392 006D
46. Double Shot 2
    5E6FB394 A06C
47. Double Shot 3
    4C66B390 A06D
48. Drain Shot 1
    9AFFBB96 104E
49. Drain Shot 2
    88F6BB92 104F
50. Drain Shot 3
    5AEFBB94 B04E
51. Bomb Level 2
    9E5FB796 40E0
52. Bomb Level 3
    8C56B792 40E1
53. Invincible 1
    5E4FB794 E0E0
54. Invincible 2
    4C46B790 E0E1
55. Medicine
    9ADFBF96 50C2

Slot 2 Codes

1. Nothing
   857EF3B2 047D
2. Bomb
   9777F3B6 047C
3. Invincible
   456EF3B0 A47D
4. Decoy
   5767F3B4 A47C
5. Uber Decoy
   81FEFBB2 145F
6. Health Lv.1
   53E7FBB4 B45E
7. Health Lv.2
   857CE2BB 067D
8. Health Lv.3
   9775E2BF 067C
9. Health Maximum
   456CE2B9 A67D
10. Armor Scroll
    5765E2BD A67C
11. Attack Scroll
    81FCEABB 165F
12. Force Scroll
    93F5EABF 165E
13. Reanimator
    855EF7B2 44F1
14. Luck Ring
    9757F7B6 44F0
15. Luck Gauntlet
    454EF7B0 E4F1
16. Luck Amulet
    5747F7B4 E4F0
17. Armor Gauntlet
    93D7FFB6 54D2
18. Armor Amulet
    41CEFFB0 F4D3
19. Attack Ring
    855CE6BB 46F1
20. Attack Gauntlet
    9755E6BF 46F0
21. Attack Amulet
    454CE6B9 E6F1
22. Force Ring
    81DCEEBB 56D3
23. Force Gauntlet
    93D5EEBF 56D2
24. Force Amulet
    41CCEEB9 F6D3
25. Cloak Of Saftey
    7763D3A4 AD7C
26. Reflect Shot 1
    A1F8CAAB 1F5F
27. Reflect Shot 2
    B3F1CAAF 1F5E
28. Reflect Shot 3
    61E8CAA9 BF5F
29. X-Ray Shot 1
    73E1CAAD BF5E
30. X-Ray Shot 2
    A55AD7A2 4DF1
31. X-Ray Shot 3
    B753D7A6 4DF0
32. Doom Shot 1
    654AD7A0 EDF1
33. Doom Shot 2
    7743D7A4 EDF0
34. Doom Shot 3
    A1DADFA2 5DD3
35. Leech Shot 1
    B3D3DFA6 5DD2
36. Leech Shot 2
    61CADFA0 FDD3
37. Leech Shot 3
    73C3DFA4 FDD2
38. Magnet Shot 1
    7741C6AD EFF0
39. Magnet Shot 2
    A1D8CEAB 5FD3
40. Magnet Shot 3
    B3D1CEAF 5FD2
41. 3 Way Shot 1
    61C8CEA9 FFD3
42. 3 Way Shot 2
    73C1CEAD FFD2
43. 3 Way Shot 3
    8C7EB392 006D
44. Double Shot 1
    9E77B396 006C
45. Double Shot 2
    4C6EB390 A06D
46. Double Shot 3
    5E67B394 A06C
47. Drain Shot 1
    88FEBB92 104F
48. Drain Shot 2
    9AF7BB96 104E
49. Drain Shot 3
    48EEBB90 B04F
50. Bomb Level 2
    8C5EB792 40E1
51. Bomb Level 3
    9E57B796 40E0
52. Invincible 1
    4C4EB790 E0E1
53. Invincible 2
    5E47B794 E0E0
54. Medicine
    88DEBF92 50C3

Slot 3 Codes

1. Nothing
   576FF3B4 847C
2. Bomb
   4566F3B0 847D
3. Invincible
   977FF3B6 247C
4. Decoy
   8576F3B2 247D
5. Uber Decoy
   53EFFBB4 945E
6. Health Lv.1
   81F6FBB2 345F
7. Health Lv.2
   576DE2BD 867C
8. Health Lv.3
   4564E2B9 867D
9. Health Maximum
   977DE2BF 267C
10. Armor Scroll
    8574E2BB 267D
11. Attack Scroll
    53EDEABD 965E
12. Force Scroll
    41E4EAB9 965F
13. Reanimator
    574FF7B4 C4F0
14. Luck Ring
    4546F7B0 C4F1
15. Luck Gauntlet
    975FF7B6 64F0
16. Luck Amulet
    8556F7B2 64F1
17. Armor Ring
    53CFFFB4 D4D2
18. Armor Gauntlet
    41C6FFB0 D4D3
19. Armor Amulet
    93DFFFB6 74D2
20. Attack Ring
    574DE6BD C6F0
21. Attack Gauntlet
    4544E6B9 C6F1
22. Attack Amulet
    975DE6BF 66F0
23. Force Ring
    53CDEEBD D6D2
24. Force Gauntlet
    41C4EEB9 D6D3
25. Force Amulet
    93DDEEBF 76D2
26. Cloak Of Saftey
    A572D3A2 2D7D
27. Reflect Shot 1
    73E9CAAD 9F5E
28. Reflect Shot 2
    61E0CAA9 9F5F
29. Reflect Shot 3
    B3F9CAAF 3F5E
30. X-Ray Shot 1
    A1F0CAAB 3F5F
31. X-Ray Shot 2
    774BD7A4 CDF0
32. X-Ray Shot 3
    6542D7A0 CDF1
33. Doom Shot 1
    B75BD7A6 6DF0
34. Doom Shot 2
    A552D7A2 6DF1
35. Doom Shot 3
    73CBDFA4 DDD2
36. Leech Shot 1
    61C2DFA0 DDD3
37. Leech Shot 2
    B3DBDFA6 7DD2
38. Leech Shot 3
    A1D2DFA2 7DD3
39. Magnet Shot 1
    A550C6AB 6FF1
40. Magnet Shot 2
    73C9CEAD DFD2
41. Magnet Shot 3
    61C0CEA9 DFD3
42. 3 Way Shot 1
    B3D9CEAF 7FD2
43. 3 Way Shot 2
    A1D0CEAB 7FD3
44. 3 Way Shot 3
    5E6FB394 806C
45. Double Shot 1
    4C66B390 806D
46. Double Shot 2
    9E7FB396 206C
47. Double Shot 3
    8C76B392 206D
48. Drain Shot 1
    5AEFBB94 904E
49. Drain Shot 2
    48E6BB90 904F
50. Drain Shot 3
    9AFFBB96 304E
51. Bomb Level 2
    5E4FB794 C0E0
52. Bomb Level 3
    4C46B790 C0E1
53. Invincible 1
    9E5FB796 60E0
54. Invincible 2
    8C56B792 60E1
55. Medicine
    5ACFBF94 D0C2

Slot 4 Codes

1. Nothing
   456EF3B0 847D
2. Bomb
   5767F3B4 847C
3. Invincible
   857EF3B2 247D
4. Decoy
   9777F3B6 247C
5. Uber Decoy
   41EEFBB0 945F
6. Health Lv.1
   93F7FBB6 345E
7. Health Lv.2
   456CE2B9 867D
8. Health Lv.3
   5765E2BD 867C
9. Health Maximum
   857CE2BB 267D
10. Armor Scroll
    9775E2BF 267C
11. Attack Scroll
    41ECEAB9 965F
12. Force Scroll
    53E5EABD 965E
13. Reanimator
    454EF7B0 C4F1
14. Luck Ring
    5747F7B4 C4F0
15. Luck Gauntlet
    855EF7B2 64F1
16. Luck Amulet
    9757F7B6 64F0
17. Armor Ring
    41CEFFB0 D4D3
18. Armor Gauntlet
    53C7FFB4 D4D2
19. Armor Amulet
    81DEFFB2 74D3
20. Attack Ring
    454CE6B9 C6F1
21. Attack Gauntlet
    5745E6BD C6F0
22. Attack Amulet
    855CE6BB 66F1
23. Force Ring
    41CCEEB9 D6D3
24. Force Gauntlet
    53C5EEBD D6D2
25. Force Amulet
    81DCEEBB 76D3
26. Cloak Of Saftey
    B773D3A6 2D7C
27. Reflect Shot 1
    61E8CAA9 9F5F
28. Reflect Shot 2
    73E1CAAD 9F5E
29. Reflect Shot 3
    A1F8CAAB 3F5F
30. X-Ray Shot 1
    B3F1CAAF 3F5E
31. X-Ray Shot 2
    654AD7A0 CDF1
32. X-Ray Shot 3
    7743D7A4 CDF0
33. Doom Shot 1
    A55AD7A2 6DF1
34. Doom Shot 2
    B753D7A6 6DF0
35. Doom Shot 3
    61CADFA0 DDD3
36. Leech Shot 1
    73C3DFA4 DDD2
37. Leech Shot 2
    A1DADFA2 7DD3
38. Leech Shot 3
    B3D3DFA6 7DD2
39. Magnet Shot 1
    B751C6AF 6FF0
40. Magnet Shot 2
    61C8CEA9 DFD3
41. Magnet Shot 3
    73C1CEAD DFD2
42. 3 Way Shot 1
    A1D8CEAB 7FD3
43. 3 Way Shot 2
    B3D1CEAF 7FD2
44. 3 Way Shot 3
    4C6EB390 806D
45. Double Shot 1
    5E67B394 806C
46. Double Shot 3
    9E77B396 206C
47. Drain Shot 1
    48EEBB90 904F
48. Drain Shot 2
    5AE7BB94 904E
49. Drain Shot 3
    88FEBB92 304F
50. Bomb Level 2
    4C4EB790 C0E1
51. Bomb Level 3
    5E47B794 C0E0
52. Invincible 1
    8C5EB792 60E1
53. Invincible 2
    9E57B796 60E0
54. Medicine
    48CEBF90 D0C3

These codes have been collected from around the web and all credit goes to the original poster of the code. Notes associated with any code may be written by the original code creator. Some notes have been added or modified from their original source.

Do you know any additional codes for this game? Is there an error listed above? Let us know about it and we’ll update the list.

Code Indexes for Nintendo Game Boy Advance (GBA)

• Action Replay Code Index for Game Boy Advance
• CodeBreaker Code Index for Game Boy Advance
• GameShark Code Index for Game Boy Advance

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