N Colossal construct
Init -2; Senses darkvision 60 ft., low-light vision; Perception -5
AC 20, touch 0, flat-footed 20 ( -2 Dex, +20 natural, -8 size)
hp 151 (13d10+80)
Fort +4, Ref +2, Will -1
Defensive Abilities hardness 10; Immune construct traits
Speed 0 ft.
Melee 2 slams +21 (1d6+16 plus Grab)
Space 5 ft.; Reach 60 ft.
Special Attacks constrict (1d6+16)
Tactics The haunted chain lifts anyone it constricts to the top of the shaft and on the next round drops him after attempting (and possibly succeeding) on a second round of constriction damage. The haunted chain continues its attacks for 5 rounds or until destroyed.
Str 42, Dex 6, Con -, Int -, Wis 1, Cha 1
Base Atk +13; CMB +37(+41 on grapple); CMD 45
The chain is haunted, and as such is can be affected by a cleric's energy channeling or undead turning abilities as if it were undead.