The following are known Action Replay Codes for Monster Rancher Advance on Nintendo Game Boy Advance (GBA).
These codes were also known as GameShark Codes and in most cases will work on both devices.
These codes are for the U.S. version of the game.
Master Code – Must Be On
900ed23a
5b141028
867b4955
b5d80c57
Max G
5122e4fd
aa5d255d
Max Wins Monster
fcb280d3
43679f29
Black Box
e3a60af6
e4b14090
Honey Candy
551e3a0a
3e55e026
Cookies
24ecb51f
d8a94f41
Mango
e58e5235
a92c33b6
Nitroberry
530ddf25
1ed07f15
Roast Newt
f8fae392
a67b5d92
Torles WTR
efd1047c
23103727
Nuts Oil
2814f4e1
d19fcfb6
Mint Leaf
1d985021
9739a95e
Mint Candy
b9693add
96bfc1d1
LethRx1
f3af2cbd
71abb7af
LethRx2
eaaaea6a
53509fdb
LethRx3
ad9bffa5
cb9a5007
LethRx4
8142b6a9
a77b7f65
LethRx5
86bf675c
f720fab0
LethRx6
03f0e96e
e9a6c0a9
Bone
758daf1d
82a4f7e1
Flower
dfb47dcc
948e818d
Mud Doll
344eee56
a81242d3
PrettyRock
e3b1e506
151764dd
Coral
b5b2dc71
ece0aa69
BlackPearl
7384b717
59defa5c
Crystal
51047e53
70a1bd07
Diamond
9024314c
f92061c8
Fire Orb
0829b33c
4f003b72
Thnder Orb
78fba3d5
4b27e6c2
Water Orb
f747ce67
19b24559
Earth Orb
23a7c3aa
b74e3149
Wind Orb
0f2142d3
1e88a4d0
Ice Orb
0d8a2da0
d7edfd29
Mind Orb
95787e03
dad205d5
Life Orb
986c1541
52f1f44e
Magic Orb
c6e8d440
b1531ce5
Phnx Feathr
35af70da
81a1d9d4
Tiger Horn
6270d42a
c2d004be
Zilla Beard
c9b64172
e170494e
MarkisWing
4f9a7391
e197c68b
Jill Beard
e5489c60
8f929ae6
Monal Frag
d31459a9
cd8235eb
Gali Mask
48f67b3b
a7924bad
Joker Mask
a5bd6a6a
e7c3019e
Bajarl Pot
e33d2dd6
56056966
Ghost Stik
8606eaac
610d749b
Evil Knife
4ef7e8b0
cb258880
Dino Tail
b2c045a3
835ed648
Shell
ae9b1adf
c02def4c
Ribbon
d1e5a336
cef8b4ce
Pollen
b91ebd34
96bb6053
Banana
10f30bc7
2c865fc2
Mock Seed
1c8a80dd
c819c55c
Gaboo Soul
79e47a7f
d3cf824f
Mirror
1195c107
e618747c
Disc Frag
5592a164
2770a526
Whip
e19268b5
cbbb57d6
BeaclnHorn
398590b4
62edae1c
Scarf
30c029fc
3a58f47e
Baisin Z
c2aa4cc1
b09dcf82
Larox A
b10ef8d6
9f1b6e64
Tapaurin N
14e6d54d
e1dd2a72
Trokatin X
6e23e7cf
32ec58fe
Teromean S
9c7544fe
03565c33
Karianin S
83ddad4f
a322245b
Logimole V
f16d7c2a
413104a3
Binoculars
40a06908
8f62b77a
Eye Drops
2dd877d7
8b448cb0
Lozenges
050623f8
05ec4020
Scales
4a07c729
410cbf6a
Golem Frag
e399b470
6029ef67
SH Fruit
8dd9b40e
0c5484a0
Hunger Fruit
2f7f6eef
083009de
Toe Shoes
95302889
ba78c3d9
Megaphone
7d075d21
0e807126
Nail File
08f399c8
ffc11f7e
Worm Fang
a76e6375
2ab248f3
Ava. Horn
237cf3ba
faa43816
Infinite HP
8956484a
555ace8d
Max POW
bcf7c32f
0399939e
Max INT.
4cdaa7bc
54093ad6
Max ACC
b166b818
7b62f538
Max SPD
e8cd95ea
840b3ae6
Max DEF
03a146e4
86196f75
Max LIF
4408a1b6
9a452f6d
Monster Always Young
5b64cc1a
7b9b5599
Monster Always Old
72d29144
cb919c6b
Press AR Button: 00 Time in Battle
1d475ca1
234a8def
a05a144c
078b0074
These codes were also known as GameShark Codes and in most cases will work on both devices.
These codes are for the U.S. version of the game.
Master Code – Must Be On
900ed23a
5b141028
867b4955
b5d80c57
Max G
5122e4fd
aa5d255d
Max Wins Monster
fcb280d3
43679f29
Black Box
e3a60af6
e4b14090
Honey Candy
551e3a0a
3e55e026
Cookies
24ecb51f
d8a94f41
Mango
e58e5235
a92c33b6
Nitroberry
530ddf25
1ed07f15
Roast Newt
f8fae392
a67b5d92
Torles WTR
efd1047c
23103727
Nuts Oil
2814f4e1
d19fcfb6
Mint Leaf
1d985021
9739a95e
Mint Candy
b9693add
96bfc1d1
LethRx1
f3af2cbd
71abb7af
LethRx2
eaaaea6a
53509fdb
LethRx3
ad9bffa5
cb9a5007
LethRx4
8142b6a9
a77b7f65
LethRx5
86bf675c
f720fab0
LethRx6
03f0e96e
e9a6c0a9
Bone
758daf1d
82a4f7e1
Flower
dfb47dcc
948e818d
Mud Doll
344eee56
a81242d3
PrettyRock
e3b1e506
151764dd
Coral
b5b2dc71
ece0aa69
BlackPearl
7384b717
59defa5c
Crystal
51047e53
70a1bd07
Diamond
9024314c
f92061c8
Fire Orb
0829b33c
4f003b72
Thnder Orb
78fba3d5
4b27e6c2
Water Orb
f747ce67
19b24559
Earth Orb
23a7c3aa
b74e3149
Wind Orb
0f2142d3
1e88a4d0
Ice Orb
0d8a2da0
d7edfd29
Mind Orb
95787e03
dad205d5
Life Orb
986c1541
52f1f44e
Magic Orb
c6e8d440
b1531ce5
Phnx Feathr
35af70da
81a1d9d4
Tiger Horn
6270d42a
c2d004be
Zilla Beard
c9b64172
e170494e
MarkisWing
4f9a7391
e197c68b
Jill Beard
e5489c60
8f929ae6
Monal Frag
d31459a9
cd8235eb
Gali Mask
48f67b3b
a7924bad
Joker Mask
a5bd6a6a
e7c3019e
Bajarl Pot
e33d2dd6
56056966
Ghost Stik
8606eaac
610d749b
Evil Knife
4ef7e8b0
cb258880
Dino Tail
b2c045a3
835ed648
Shell
ae9b1adf
c02def4c
Ribbon
d1e5a336
cef8b4ce
Pollen
b91ebd34
96bb6053
Banana
10f30bc7
2c865fc2
Mock Seed
1c8a80dd
c819c55c
Gaboo Soul
79e47a7f
d3cf824f
Mirror
1195c107
e618747c
Disc Frag
5592a164
2770a526
Whip
e19268b5
cbbb57d6
BeaclnHorn
398590b4
62edae1c
Scarf
30c029fc
3a58f47e
Baisin Z
c2aa4cc1
b09dcf82
Larox A
b10ef8d6
9f1b6e64
Tapaurin N
14e6d54d
e1dd2a72
Trokatin X
6e23e7cf
32ec58fe
Teromean S
9c7544fe
03565c33
Karianin S
83ddad4f
a322245b
Logimole V
f16d7c2a
413104a3
Binoculars
40a06908
8f62b77a
Eye Drops
2dd877d7
8b448cb0
Lozenges
050623f8
05ec4020
Scales
4a07c729
410cbf6a
Golem Frag
e399b470
6029ef67
SH Fruit
8dd9b40e
0c5484a0
Hunger Fruit
2f7f6eef
083009de
Toe Shoes
95302889
ba78c3d9
Megaphone
7d075d21
0e807126
Nail File
08f399c8
ffc11f7e
Worm Fang
a76e6375
2ab248f3
Ava. Horn
237cf3ba
faa43816
Infinite HP
8956484a
555ace8d
Max POW
bcf7c32f
0399939e
Max INT.
4cdaa7bc
54093ad6
Max ACC
b166b818
7b62f538
Max SPD
e8cd95ea
840b3ae6
Max DEF
03a146e4
86196f75
Max LIF
4408a1b6
9a452f6d
Monster Always Young
5b64cc1a
7b9b5599
Monster Always Old
72d29144
cb919c6b
Press AR Button: 00 Time in Battle
1d475ca1
234a8def
a05a144c
078b0074