rare n gargantuan construct mindless 

Perception +29; darkvision

Skills Athletics +38

Str +10 Dex +6 Con +9 Int -5 Wis +5 Cha -5

Scaling Spikes A fleshforged dreadnought is covered in handholds and footholds that make it easy to climb. Creatures of Medium or smaller size can Climb the dreadnought, sharing one of its spaces as they do so. The DC to Climb a fleshforged dreadnought is 15, and creatures move 5 more feet on a success and 10 more feet on a critical success, to a maximum of their Speed when Climbing the construct.

AC  42; Fort +35, Ref +28, Will +27

HP 300, regeneration 20 (deactivated by cold iron); Immunities bleed, death effects, disease, doomed, drained, fatigued, healing, mental, necromancy, nonlethal attacks, paralyzed, poison, sickened, unconscious; Resistances acid 20

Caustic Leak [F] (acid, arcane, evocation) Frequency once per turn; Trigger The fleshforged dreadnought is damaged by a non-reach piercing or slashing melee Strike; Effect Corrosive fluid sprays the attacker, dealing 8d6 acid damage (DC 40 basic Reflex save).

Speed 30 feet

Melee [>] battering ram +35 (reach 15 feet), Damage 7d8+10 bludgeoning plus Improved Push 15 feet

Melee [>] claw +35 (agile, reach 10 feet), Damage 4d8+18 slashing

Ranged [>] ballista +33 (range increment 120 feet), Damage 4d12+8 piercing

Destructive Charge [>>] The fleshforged dreadnought Strides up to twice its speed and makes a battering ram Strike against a structure or unattended object. The Strike ignores 20 points of the target's Hardness.

Drown in Ichor [>>] (acid, arcane, evocation) The fleshforged dreadnought releases a wave of caustic fluid from vents in its sides. Creatures within a 20-foot emanation take 8d6 acid damage (DC 40 basic Reflex save). Creatures who fail their saves also take 3d6 persistent acid damage.

Trample [>>>] (attack) Huge or smaller, battering ram, DC 44

LOIL, page 328.