ref: 41a9e30268a4505c758980dd112aea632a2ab51a
dir: /data/wild/maps/RockTunnel1F.asm/
TunnelMonsB1: db 15 ; grass encounter rate db 16, ZUBAT db 17, ZUBAT db 17, GEODUDE db 15, MACHOP db 16, GEODUDE db 18, ZUBAT db 15, ZUBAT db 17, MACHOP db 13, ONIX db 15, ONIX db 0 ; water encounter rate