@SoltyDubuA partir del capitulo 2, te deja en el menu principal recibir cartas secretas por contraseñas, metes esos codigos y te dan las recompensas que tenga cada una.
Las mas importantes son las mazmorras desbloqueables para poder conectar con otros pokemon mas facilmente como Garchomp.
Un saludo
Edito con los códigos ordenados para que sea mas facil
27JXPFY2 Item - Accuracy Drink x1
CMJT1T3X Item - Accuracy Drink x1
FY8SK6Y3 Item - Apple x20
QQWCNWJT Item - Apple x20
95CPK75M Item - Apple x20
XMN48Y3P Item - Apple x20
0QTSCN2K Item - Blast Wand x20
K8TXT13M Item - Blast Wand x20
PCJXQR0J Item - Confuse Wand x20
SH628N0C Item - Confuse Wand x20
5H8TY3W8 Item - Guiding Wand x20
1TY1428Q Item - Guiding Wand x20
HJR2K98N Item - Iron Spike x20
QP6XR479 Item - Iron Spike x20
CK8PCCK7 Item - Iron Spike x20
Y128Y5MJ Item - Iron Spike x20
SPH7CN0K Item - Life Seed x2
MJN3QP64 Item - Life Seed x2
43NXY28S Item - Max Elixir x20
SNTY92JQ Item - Max Elixir x20
W8N3WJPK Item - Max Elixir x20
JN2K90P9 Item - Max Elixir x20
K0JY410J Item - Oran Berry x20
R1125P92 Item - Oran Berry x20
F27960FT Item - Oran Berry x20
N0FSK8SH Item - Oran Berry x20
62F0JMHF Item - Petrify Wand x20
43SJNSH8 Item - Petrify Wand x20
QQXR6T1T Item - Power Drink x1
N13QQNWJ Item - Power Drink x1
7997FTWJ Item - PP Up Drink x1
QSR61SFT Item - PP Up Drink x1
0MR3WK8W Item - Reviver Seed x5
SQNWHH5P Item - Reviver Seed x5
R8XY9612 Item - Reviver Seed x5
K0PFY8XX Item - Reviver Seed x5
CCMPJY97 Item - Reviver Seed x5
1TWH7647 Item - Reviver Seed x5
5R43MPF4 Item - Reviver Seed x5
1TTW7H99 Item - Reviver Seed x5
8Y948QXN Item - Reviver Seed x5
2JR641XM Item - Reviver Seed x5
FTXSQR6S Item - Sitrus Berry x2
HH61T296 Item - Sitrus Berry x2
R28XPJWK Item - Slumber Wand x20
F26SNY47 Item - Slumber Wand x20
F3XPF447 New Dungeon
R3XSR96T New Dungeon
8W6Y41TS New Dungeon
SR2CF3W6 TM - Aerial Ace x1
P6XSP6W5 TM - Aerial Ace x1
5PCMQP79 TM - Bulldoze x1
R8NW9962 TM - Bulldoze x1
499947H5 TM - Charge Beam x1
QR1TXSH5 TM - Charge Beam x1
NSP5R448 TM - Cut x1
T13P8TT2 TM - Cut x1
JSQQXSHF TM - Dragon Claw x1
SCCP6Y5P TM - Dragon Claw x1
K96XY642 TM - Echoed Voice x1
7JMMQQXQ TM - Echoed Voice x1
MMJN147C TM - Energy Ball x1
P8P6SPH9 TM - Energy Ball x1
K760PF3S TM - Facade x1
WK6Y493X TM - Facade x1
95R8T3MF TM - Flame Charge x1
47K91SCK TM - Flame Charge x1
2963QMNT TM - Grass Knot x1
3W6296TT TM - Grass Knot x1
R2CJT13Q TM - Gyro Ball x1
NSJXXSMC TM - Gyro Ball x1
P8QXT47C TM - Hidden Power x1
P6Y91Y8P TM - Hidden Power x1
MF0MK8MR TM - Low Sweep x1
JN0R6Y1Y TM - Low Sweep x1
60CJP98T TM - Poison Jab x1
XT0R0P8Q TM - Poison Jab x1
T48N3QY0 TM - Power-Up Punch
5JSQW8NX TM - Power-Up Punch x1
QSN0QTT3 TM - Rock Slide x1
SF12K96Y TM - Rock Slide x1
98Y2612C TM - Rock Tomb x1
3NWCPH6T TM - Rock Tomb x1
F1XN445M TM - Round x1
7JMCJY2F TM - Round x1
R5QY97JX TM - Scald x1
R93MNY3Q TM - Scald x1
QPF10K8P TM - Secret Power x1
0P8XY92H TM - Secret Power x1
25N48QR2 TM - Shadow Claw x1
T3P7JTY3 TM - Shadow Claw x1
QNXP6T11 TM - Smack Down x1
5QQY6Y3Y TM - Strength x1
78PK5PHC TM - Strength x1
8SQSN0CH TM - Swords Dance x1
XXTXY2F3 TM - Swords Dance x1
HCPJY929 TM - Thunder x1
Y8PJT0R3 TM - Thunder x1
MFSK6Y7H TM - Thunderbolt x1
6Y2H9478 TM - Thunderbolt x1
JY3WH646 TM - Waterfall x1
62JP9449 TM - Waterfall x1