oh i remember
keep deep sleep lullaby at skill.c like this
case NC_COLDSLOWER:
case NC_ARMSCANNON:
case RK_DRAGONBREATH:
case WM_LULLABY_DEEPSLEEP:
i = skill_get_splash(skillid,skilllv);
map_foreachinarea(skill_area_sub,src->m,x-i,y-i,x+i,y+i,BL_CHAR,
src,skillid,skilllv,tick,flag|BCT_ENEMY|1,skill_castend_damage_id);
break;
at skill_db
2422,7,6,2,0,0x3,5:6:7:8:9,5,1,yes,0,0,0,none,0, WM_LULLABY_DEEPSLEEP,Deep Sleep Lullaby
change to
2422,7,6,2,0,0x3,5:6:7:8:9,5,1,yes,0,0x1200,0,none,0, WM_LULLABY_DEEPSLEEP,Deep Sleep Lullaby