You can't add custom mob? just follow this... src/map/mob.cpp
Change this
#define MAX_MOB_DB2 31999
to this
#define MAX_MOB_DB2 40000
db/import/mob_db.txt
35000,GOD_PORING,God Poring,God Poring,999,999999,999999,27,20,1,999,9999,2,5,999,999,999,999,999,999,10,12,1,3,21,0x83,120,1872,672,480,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
luafiles514/lua files/datainfo/npcidentity.lub
JT_GOD_PORING = 35000
luafiles514/lua files/datainfo/jobname.lub
[jobtbl.JT_GOD_PORING] = "GOD_PORING"