Ashscarred

Ashscarred (monster debuff)
Ashscarred is a temporary debuff. Observed effects:
 * -1 to all Saving Throws.
 * Non-bosses also move and attack 5% slower.
 * Works on creatures immune to cold.
 * This effect stacks up to 5 times.
 * All stacks are removed when the timer expires.

Sources of Ashscarred:
 * Flamebitten