Necrotech Thunderer 2014
CR 8 undead
Huge undead, neutral evil
STR20 (+5)
DEX5 (-3)
CON21 (+5)
INT5 (-3)
WIS14 (+2)
CHA9 (-1)
Siege Monster.
Double damage to objects/structures.
Turn Resistance.
Advantage: saves vs. turn undead effects.
Undead Nature.
Doesn't require air food drink or sleep.
Source: Tome of Beasts 3 (Kobold Press) · License: OPEN GAME LICENSE Version 1.0a details