Castleween Cheats (GBA)

Forbidden Experiment Room: 
Password: PC5R05M

Frozen Crypts
Password: 6C14X05

Haunted House
Password: GB1G40P

Mad Scientist
Password: PG7R05R

Nests
Password: *2XZMC6

Robot Factory
Password: 4HNZB44

Secret Laboratory
Password: 4G7ZJ5R

Soul Reservoirs
Password: 4BQR85P

Tall Tower
Password: N/0RGFG

Vampire
Password: PBQZS5P