warper right ?
https://github.com/rathena/rathena/blob/master/npc/custom/warper.txt
if u want to remove brasilis , check this code here :
menu "Prontera",T1, "Alberta",T2, "Aldebaran",T3, "Amatsu",T4, "Ayothaya",T5,
"Brasilis",T6, "Comodo",T7, "Dewata",T8, "Eclage",T9, "Einbech",T10,
"Einbroch",T11, "El Dicastes",T12, "Geffen",T13, "Gonryun",T14, "Hugel",T15,
"Izlude",T16, "Jawaii",T17, "Lighthalzen",T18, "Louyang",T19, "Lutie",T20,
"Malangdo",T21, "Malaya",T22, "Manuk",T23, "Midgarts Expedition Camp",T24,
"Mora",T25, "Morroc",T26, "Moscovia",T27, "Nameless Island",T28,
"Niflheim",T29, "Payon",T30, "Rachel",T31, "Splendide",T32, "Thor Camp",T33,
"Umbala",T34, "Veins",T35, "Yuno",T36;
Just remove that "Brasilis",T6, and also anything that u want to remove.. same goes to field, dungeon, check their perspective menu