BGB Crystal dev cheatcodes.cht

0101B6D4 0Change weekday
0103B7D4 0Change clock
01FF34D9 0All badges Johto
01FF34DA 0All badges Kanto
01FFA4DC 0Fly to all cities 1
01FFA5DC 0Fly to all cities 2
01FFA6DC 0Fly to all cities 3
01FFA7DC 0Fly to all cities 4
0102D5D0 0Fly without badge
0100FAC2 0Walk through anything 1
0100FBC2 0Walk through anything 2
0100FCC2 0Walk through anything 3
0100FDC2 0Walk through anything 4
0100FEC2 0Walk through anything 5
01012BDD 02nd party member catches Pokérus
0139E1DC 0Teach Surf 1st mon 2nd move