ref: bfd9f617c96af851ad4100b752ea967ef8989edc
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