Underworld Dragon, Mature Adult

Mature adult Underworld Dragon CR 12

XP 19,200
LE Large dragon (fire)
Init +4; Senses dragon senses, smoke vision; Perception +22; Aura frightful presence (210 ft., DC 21)

DEFENSE

AC 32, touch 9, flat-footed 32 (+23 natural, -1 size)
hp 184 (16d12+80)
Fort +15, Ref +10, Will +13
DR 10/magic; Immune fire, paralysis, sleep; SR 23
Weaknesses vulnerability to cold

OFFENSE

Speed 40 ft., burrow 40 ft., fly 200 ft. (poor)
Melee bite +25 (2d6+13/19-20), 2 claws +25 (1d8+9/19-20), gore +24 (1d8+13), tail slap +19 (1d8+13)
Space 10 ft.; Reach 5 ft. (10 ft. with bite and gore)
Special Attacks adamantine claws, breath weapon (80-ft. line, 14d6 fire damage, DC 23)
Spell-Like Abilities (CL 16th; concentration +19)

At will—soften earth and stone, spike stones (DC 17), stone shape

Spells Known (CL 7th; concentration +10)

3rd (5/day)—displacement, fireball (DC 16)
2nd (7/day)—acid arrow, flaming sphere (DC 15), scorching ray
1st (7/day)—burning hands (DC 14), cause fear (DC 14), magic missile, ray of enfeeblement (DC 14), true strike
0 (at will)—acid splash, bleed (DC 13), detect magic, flare (DC 13), mage hand, read magic, resistance

STATISTICS

Str 29, Dex 10, Con 21, Int 16, Wis 17, Cha 16
Base Atk +16; CMB +26; CMD 36 (40 vs. trip)
Feats Improved Critical (bite, claw), Improved Initiative, Improved Natural Armor, Lunge, Skill Focus (Stealth), Weapon Focus (bite, claw)
Skills Appraise +22, Bluff +22, Climb +28, Fly +13, Intimidate +22, Knowledge (dungeoneering, geography) +22, Perception +22, Stealth +21
Languages Common, Draconic, Ignan, Terran
SQ change shape, underworld burrower

SPECIAL ABILITIES

Adamantine Claws (Ex)

The claws of an underworld dragon are made of adamantine, and have the qualities of a weapon made from that material.

Change Shape (Su)

A young or older underworld dragon can assume any humanoid form three times per day as if using polymorph.

Smoke Vision (Ex)

A very young and older underworld dragon can see perfectly in smoky conditions (such as those created by pyrotechnics).

Underworld Burrower (Ex)

An adult underworld dragon gains a 10-foot bonus to its burrow speed. When the underworld dragon becomes old and every two age categories thereafter, its burrow speed increases by an additional 10 feet.