Immobilized.
10 Frost damage inflicted every 2 sec sec.
Upon expiration, Frozen Binds spreads to players within 16 yards.
Nalthor unleashes tendrils of frost to bind a random player, immobilizing them and inflicting 10 Frost damage every 2 sec sec for up to 12 sec.
Upon expiration, this effect spreads to all players within 16 yards.