Cheat Description: Sprite Changing Codes

91xx2FD7

Replace xx with the following:
00 - Boy Trainer
01 - Girl Trainer
02 - Boy on Bike
03 - Girl on Bike
05 - Professor Oak
06 - Ash
07 - Gary
10 - Professor Elm
1F - Lt. Surge
21 - Koga
3C - Scientist
0B - Kurt
16 - Chuck
19 - Clair
37 - Nurse Joy
35 - Team Rocket Member
36 - Female Team Rocket Member
0F - Gary's Sister
0C - Your Mom
F6 - Rival
1A - Brock
1D - Misty
F4 - Twin
F5 - Swimmer
3B - Fisherman
1C – Bruno

Cheat Description: TM/HM Pocket

These codes will give you 99 of the TM/HM you want, even if you don’t posses that TM or HM.
TM 01 Dynamicpunch 01637ED5 916359D8
TM 02 Headbutt 01637FD5 91635AD8
TM 03 Curse 016380D5 91635BD8
TM 04 Rollout 016381D5 91635CD8
TM 05 Roar 016382D5 91635DD8
TM 06 Toxic 016383D5 91635ED8
TM 07 Zap Cannon 016384D5 91635FD8
TM 08 Rock Smash 016385D5 916360D8
TM 09 Psych Up 016386D5 916361D8
TM 10 Hidden Power 016387D5 916362D8
TM 11 Sunny Day 016388D5 916363D8
TM 12 Sweet Scent 016389D5 916364D8
TM 13 Snore 01638AD5 916365D8
TM 14 Blizzard 01638BD5 916366D8
TM 15 Hyper Beam 01638CD5 916367D8
TM 16 Icy Wind 01638DD5 916368D8
TM 17 Protect 01638ED5 916369D8
TM 18 Rain Dance 01638FD5 91636AD8
TM 19 Giga Drain 016390D5 91636BD8
TM 20 Endure 016391D5 91636CD8
TM 21 Frustration 016392D5 91636DD8
TM 22 Solarbeam 016393D5 91636ED8
TM 23 Iron Tail 016394D5 91636FD8
TM 24 Dragonbreath 016395D5 916370D8
TM 25 Thunder 016396D5 916371D8
TM 26 Earthquake 016397D5 916372D8
TM 27 Return 016398D5 916373D8
TM 28 Dig 016399D5 916374D8
TM 29 Psychic 01639AD5 916375D8
TM 30 Shadow Ball 01639BD5 916376D8
TM 31 Mud-Slap 01639CD5 916377D8
TM 32 Double Team 01639DD5 916378D8
TM 33 Ice Punch 01639ED5 916379D8
TM 34 Swagger 01639FD5 91637AD8
TM 35 Sleep Talk 0163A0D5 91637BD8
TM 36 Sludge Bomb 0163A1D5 91637CD8
TM 37 Sandstorm 0163A2D5 91637DD8
TM 38 Fire Blast 0163A3D5 91637ED8
TM 39 Swift 0163A4D5 91637FD8
TM 40 Defense Curl 0163A5D5 916380D8
TM 41 Thunderpunch 0163A6D5 916381D8
TM 42 Dream Eater 0163A7D5 916382D8
TM 43 Detect 0163A8D5 916383D8
TM 44 Rest 0163A9D5 916384D8
TM 45 Attract 0163AAD5 916385D8
TM 46 Thief 0163ABD5 916386D8
TM 47 Steel Wing 0163ACD5 916387D8
TM 48 Fire Punch 0163ADD5 916388D8
TM 49 Fury Cutter 0163AED5 916389D8
TM 50 Nightmare 0163AFD5 91638AD8
HM 01 Cut 0101B0D5 91018BD8
HM 02 Fly 0101B1D5 91018CD8
HM 03 Surf 0101B2D5 91018DD8
HM 04 Strength 0101B3D5 91018ED8
HM 05 Flash 0101B4D5 91018FD8
HM 06 Whirlpool 0101B5D5 910190D8
HM 07 Waterfall 0101B6D5 910191D8

Cheat Description: Wild Battles End

010630D2
note: this code makes all battles end, trainer battles, wild battles(When pokemon come out of the grass), and also when u fight gym leaders.(the battle ends instantly making you the winner)

Cheat Description: Max Coins in Coin Case

The Following Code makes it so that you have the max number of coins in your coin case for the game corner.

012755D8
010F56D8

p.s try only one of the codes

Cheat Description: master ball

9199d8d8 
Gives 99 master balls for pokemon crystal.

Cheat Description: Key Item Modifier

Slot 1 91xxBDD8
Slot 2 91xxBED8
Slot 3 91xxBFD8
Slot 4 91xxC0D8
Slot 5 91xxC1D8
Slot 6 91xxC2D8
Slot 7 91xxC3D8
Slot 8 91xxC4D8
Slot 9 91xxC5D8
Slot 10 91xxC6D8
Slot 11 91xxC7D8
Slot 12 91xxC8D8

Replace xx with the following:
07 - Bicycle
36 - Coin Case
37 - Itemfinder
3A - Old Rod
3B - Good Rod
3D - Super Rod
42 - Red Scale
44 - S.S. Ticket
45 - Mystery Egg
46 - Clear Bell 
47 - Silver Wing
73 - GS Ball 
74 - Blue Card 
7F - Card Key
80 - Machine Part
81 - Egg Ticket
85 - Basement Key
86 - Pass
AF - Squirtbottle
B2 - Rainbow Wing

Cheat Description: Complete Pokédex

All Pokémon Owned

01FF99DE
01FF9ADE
01FF9BDE
01FF9CDE
01FF9DDE
01FF9EDE
01FF9FDE
01FFA0DE
01FFA1DE
01FFA2DE
01FFA3DE
01FFA4DE
01FFA5DE
01FFA6DE
01FFA7DE
01FFA8DE
01FFA9DE
01FFAADE
01FFABDE
01FFACDE
01FFADDE
01FFAEDE
01FFAFDE
01FFB0DE
01FFB1DE
01FFB2DE
01FFB3DE
01FFB4DE
01FFB5DE
01FFB6DE
01FFB7DE
0107B8DE


All Pokémon Seen

01FFB9DE
01FFBADE
01FFBBDE
01FFBCDE
01FFBDDE
01FFBEDE
01FFBFDE
01FFC0DE
01FFC1DE
01FFC2DE
01FFC3DE
01FFC4DE
01FFC5DE
01FFC6DE
01FFC7DE
01FFC8DE
01FFC9DE
01FFCADE
01FFCBDE
01FFCCDE
01FFCDDE
01FFCEDE
01FFCFDE
01FFD0DE
01FFD1DE
01FFD2DE
01FFD3DE
01FFD4DE
01FFD5DE
01FFD6DE
01FFD7DE
0107D8DE

Cheat Description: Catch any pokemon

To make any pokemon appear in the wild, use this code: 91XX04D2 (If that doesn't work, try 01xx04d2).

Replace the XX with the portion of code next to the pokemon you want.

01: Bulbasaur
02: Ivysaur
03: Venusaur
04: Charmander
05: Charmeleon
06: Charizard
07: Squirtle
08: Wartortle
09: Blastoise
0A: Caterpie
0B: Metapod
0C: Butterfree
0D: Weedle
0E: Kakuna
0F: Beedrill
10: Pidgey
11: Pidgeotto
12: Pidgeot
13: Rattata
14: Raticate
15: Spearow
16: Fearow
17: Ekans
18: Arbok
19: Pikachu
1A: Raichu
1B: Sandshrew
1C: Sandslash
1D: Nidoran Female
1E: Nidorina
1F: Nidoqueen
20: Nidoran Male
21: Nidorino
22: nidoking
23: Clefairy
24: Clefable
25: Vulpix
26: Ninetails
27: Jigglypuff
28: Wigglytuff
29: Zubat
2A: Golbat
2B: Oddish
2C: Gloom
2D: Vileplume
2E: Paras
2F: Parasect
30: Venonat
31: Venomoth
32: Diglett
33: Dugtrio
34: Meowth
35: Persian
36: Psyduck
37: Golduck
38: Mankey
39: Primeape
3A: Growlithe
3B: Arcanine
3C: Poliwag
3D: Poliwhirl
3E: Poliwrath
3F: Abra
40: Kadabra
41: Alakazam
42: Machop
43: Machoke
44: Machamp
45: Bellsprout
46: Weepinbell
47: Victreebell
48: Tentacool
49: Tentacruel
4A: Geodude
4B: Graveler
4C: Golem
4D: Ponyta
4E: Rapidash
4F: Slowpoke
50: Slowbro
51: Magnemite
52: Magneton
53: Farfetch’d
54: Doduo
55: Dodrio
56: Seel
57: Dewgong
58: Grimer
59: Muk
5A: Shellder
5B: Cloyster
5C: Gastly
5D: Haunter
5E: Gengar
5F: Onix
60: Drowzee
61: Hypno
62: Krabby
63: Kingler
64: Voltorb
65: Electrode
66: Exeggcute
67: Exeggcutor
68: Cubone
69: Marowak
6A: Hitmonlee
6B: Hitmonchan
6C: Lickitung
6D: Koffing
6E: Weezing
6F: Rhyhorn
70: Rhydon
71: Chansey
72: Tangela
73: Kangaskhan
74: Horsea
75: Seadra
76: Goldeen
77: Seaking
78: Staryu
79: Starmie
7A: Mr. Mime
7B: Scyther
7C: Jynx
7D: Electabuzz
7E: Magmar
7F: Pinsir
80: Tauros
81: Magikarp
82: Gyarados
83: Lapras
84: Ditto
85: Eevee
86: Vaporeon
87: Jolteon
88: Flareon
89: Porygon
8A: Omanyte
8B: Omastar
8C: Kabuto
8D: Kabutops
8E: Aerodactyl
8F: Snorlax
90: Articuno
91: Zapdos
92: Moltres
93: Dratini
94: Dragonair
95: Dragonite
96: Mewtwo
97: Mew
98: Chikorita
99: Bayleef
9A: Meganium
9B: Cyndaquil
9C: Quilava
9D: Typhlosion
9E: Totodile
9F: Croconaw
A0: Feraligatr
A1: Sentret
A2: Furret
A3: Hoothoot
A4: Noctowl
A5: Ledyba
A6: Ledian
A7: Spinarak
A8: Ariados
A9: Crobat
AA: Chinchou
AB: Lanturn
AC: Pichu
AD: Cleffa
AE: Igglybuff
AF: Togepi
B0: Togetic
B1: Natu
B2: Xatu
B3: Mareep
B4: Flaaffy
B5: Ampharos
B6: Bellossom
B7: Marill
B8: Azumaril
B9: Sudowoodo
BA: Politoed
BB: Hoppip
BC: Skiploom
BD: Jumpluff
BE: Aipom
BF: Sunkern
C0: Sunflora
C1: Yanma
C2: Wooper
C3: Quagsire
C4: Espeon
C5: Umbreon
C6: Murkrow
C7: Slowking
C8: Misdreavus
C9: Unown (can show up in any form)
CA: Wobbuffet
CB: Girafarig
CC: Pineco
CD: Forretress
CE: Dunsparce
CF: Gligar
D0: Steelix
D1: Snubbull
D2: Granbull
D3: Qwilfish
D4: Scizor
D5: Shuckle
D6: Heracross
D7: Sneasel
D8: Teddiursa
D9: Ursaring
DA: Slugma
DB: Magcargo
DC: Swinub
DD: Piloswine
DE: Corsola
DF: Remoraid
E0: Octillery
E1: Delibird
E2: Mantine
E3: Skarmory
E4: Houndour
E5: Houndoom
E6: Kingdra
E7: Phanpy
E8: Donphan
E9: Porygon2
EA: Stantler
EB: Smeargle
EC: Tyrogue
ED: Hitmontop
EE: Smoochum
EF: Elekid
F0: Magby
F1: Miltank
F2: Blissey
F3: Raikou
F4: Entei
F5: Suicune
F6: Larvitar
F7: Pupitar
F8: Tyranitar
F9: Lugia
FA: Ho-oh
FB: Celebi

Cheat Description: 2nd Pokemon max attack

91FFECDC
91FFEDDC
91FFEEDC
91FFEFDC

p.s enter all 4 codes.

Cheat Description: Always On Bike

91015DD9