the iceologer won't spawn under any condition spawn egg,command,etc
every other mob works perfectly the ice staff also functions correctly

I assume it's a compatibility issue so here are the other mods I have downloaded
twilight forest
epic knights armor and weapons
cofh core
apotheosis
jei
goblins and dungeons
blueprint (obviously)
dungeon crawl
balm
rpgstats
nomadictents
allurement
earthmobs
waystones
placebo
puzzlesLib
ensorcellation
we got runners
tinySkeleton
consecration
cursery
illagers wear armor
incantationem
travellers boots
sneaky curses
chromato creeper
tuff depth