Hat
250hp 280-300mana
20-40ac
cr 35-45
fr -5- -20
mr 15-25
pr/dr 15 (or no pr/dr)
3-4 spell ward
-3 aggression , maybe a mana regen or stun resist thats low
80-100 base cold dmg
stats: 15-25 agi / dex / 10 int and wis / 15-25 cha / no str
conjuration or divination +5
cold dmg +75-100
clicky...