ref: 5060befd2b3aa455f530bda6562aa9ea574d80c7
dir: /data/wild/maps/Route1.asm/
Route1Mons: db 25 ; grass encounter rate db 3, PIDGEY db 3, RATTATA db 3, RATTATA db 2, RATTATA db 2, PIDGEY db 3, PIDGEY db 3, PIDGEY db 4, RATTATA db 4, PIDGEY db 5, PIDGEY db 0 ; water encounter rate