War and siege golems[MiTPII]

[Dartonus]

Please respond with a yes or no to if it should be in MiTP II.
CR suggestions welcomed. not sure on their CRs.
War Golem
Huge Construct
HD:15D10 + 40 (130 hp)
Init: -1
Speed: 20 ft
AC: 27 (-2 size, -1 dex, + 20 Nat) touch 7, FF 27
BAB/Grp: +11/ +29
Attack: Claw +21 melee (2d6+10/18-20, x3) or Slam +21 melee (2d6+1018-20, x3) or Bite +21 melee (3d6+ 15/18-20, x3) or back blade +21 melee (3d8+10/18-20, x3) , see text
Full Attack: 2 Claws +21/+16/+11 melee (2d6+10/18-20, x3) and 2 Slams +21/+16/+11 melee (2d6+10/18-20, x3) and Bite +21/+16/+11 melee (3d6+ 15/18-20, x3), or 4 Back blades +21/+16/+11 melee (3d8+10/18-20, x3) and Bite +21/+16/+11 melee (3d6+ 15/18-20, x3), see text
Space/Reach: 15 feet/15 feet (20 feet back blade, see text)
SA: Breath weapon, Blade rage
SQ: Construct traits, DR 10/adamantine and magic, Darkvision 60 feet, low-light vision, Backblades, Immunity to magic
Saves: Fort+5, Ref +4, Will+5
Abilities: Str 30, Dex 8, Con -, Int -, Wis 10, Cha 1
Skills: Knowledge (Wall weaknesses) 18, Knowledge (siege) 18, Knowledge (weapons of war) 18
Feats: Improved Nat. Attack (Backblade), Power attack, cleave, Great cleave, awesome blow, combat reflexes
Environment: Any, typically Battlefields past and present
Organization: solitary, pair, squad (3-8), or siege force (8-40 plus 4-8 siege golems plus 2 Bodyguard Golems plus 1 General Golem and 100-1,000 infantry golems)
CR:12
Treasure: none
Al: N
Advancement:16-32(Huge)

A large golem stands in this room. Its heavily armored body gleams in the light as it stands. Its eyes light up, and its cruel, demonlike head turns towards you. Its large armored hands’ claws gleam cruelly as it steadily advances.

Breath Weapon (Su)
40-ft line, Acid plus poison gas lasting 3 rounds, standard action 1/1d4 +1 rounds, 5d6 acid, reflex DC 20 half, 15 ft radius gas cloud at end of acid line, Initial damage 1d6 con, secondary damage 3d6 Con, fort DC 20

Blade Rage (Ex)
Once every 6 rounds, a War Golem may fly into a rage that turns it into a whirling cloud of blades. It may make a full attack with all its weapons at everything within its reach, and will blast its breath weapon in a radius dealing damage to all and spreading its gas cloud everywhere within the radius if it has its B.W. available. It has to spend 2 rounds recharging, doing nothing but moving, afterwards.

Backblade (Ex)
Once reduced to half HP, 4 Greatswords on animated adamant chains will come from a compartment in its back and make a melee attack agains one target’s Flat-Footed AC.

Immunity to magic (Su)
A war golem is immune to any spell that allows SR. In addition, a keen edge spell cast on it will double its threat range for 1 minute.

Construction
A war golem’s body is constructed from 1,000 pounds of magically treated adamant worth 60,000 gp. It also reguires 40 medium daggers, 10 large daggers, 4 greatswords, and four 20-foot adamant chains. Assembling it requires a DC 15 Craft (weapons of war) or Craft (blacksmithing) Check.
CL12, Craft construct, Acid breath, Keen edge, bull’s strength, Caster must be at least 12th level
Price 120,860 Gp, Cost 60,430 gp + 5,000 XP

Siege Golem
Gargantuan construct
HD: 20d10+60 (150 Hp)
Init: –2
Speed: 20 ft
AC: 38 (- 2 size, -2 dex, + 32 nat), touch 6, FF 38
BAB/Grp: +15/+42
Attack: Slam +26 melee (3d10+15) or Gore +26 melee (3d8+20) Or ram missle +13 ranged (4d10/ x4)
Full attack: 2 slams +26 melee (3d10+15) and Gore +26 (3d8+20) Or 4 ram missles +13 ranged (4d10/x4)
Space/ reach: 20ft/20ft
SA: Wallbreaker, Shockwave
SQ: Construct Traits, DR15/Adamant and magic, Darkvision 60 feet, Low-light vision, Ram missle, Immunity to magic.
Saves: Fort +12, Ref +10, Will +12
Abilities: Str 40, Dex 6, Con -, Int -, Wis 10, Cha 1
Skills: -
Feats: Awesome blow, power attack, cleave, Great cleave, Combat reflexes
Enviroment: Any, typically past and present battlefields
Organizazation: solitary, pair, or siege force (4-8 plus 8-40 war golems plus 2 bodyguard golems plus 1 general golem plus 100-1,000 infantry golems)
CR:14
Treasure: None
AL: N
Advancement: 20-30(Gargantuan) 30-50 (colossal)

A large, 20-foot tall Creature resembling an adamant turtle on 2 legs with mighty fists turns towards you and slams the ground, sending out a shockwave.

Wallbreaker (ex): A siege golem deals Quadruple damage to objects and destroys them on a critical hit (or a 10-ft cube of a wall or similar object).

Shockwave (ex): When a siege golem hits a target, All foes within 10 feet take half damage, Fort DC 35 half.

Ram missle (ex): a siege golem can launch a battering ram like a missle up to 200 feet. This attack uses wallbreaker.

Immunity to magic (Ex): A siege golem is immune to any spell that allows SR. In addition, a Ram of force spell cast on it causes it to destroy any objects it hits for the next 3 rounds.

Creation
A siege golem’s body is constructed from 3,000 pounds of magically treated adamant worth 180,000 gp. It also reguires 10 large maces and 20 battering rams. Assembling it requires a DC 15 Craft (weapons of war) or Craft (blacksmithing) Check.
CL12, Craft construct, Ram of force, mountain stance, bull’s strength, Caster must be at least 12th level
Price 240,860 Gp, Cost 120,430 gp + 5,000 XP

[Matthew]

I like this idea. Not sure about how balanced it is.