Universal Rule.
The model can cast Chilling Howl from Shamanism as a Bound Spell with Power Level (4/8).
Enemy units within 9" of one or more Frost Mammoths suffer -3 Agility, to a minimum of 1. When an enemy unit in base contact with a Frost Mammoth Breaks from combat, it rolls one additional D6 and discards the highest D6 rolled when rolling for Flee Distance.