Dragon, Amethyst Juvenile (CR 8)
AC: 22 (-1 size, +14 natural, +1 Dex), touch 10, flat-footed 23
Hit Dice: 15d12+45 (142 hp)
Fort +12, Ref +9, Will +11
Speed: 40 ft., fly 150 ft. (poor), burrow 20 ft., swim 10 ft.
Space: 10 ft./5 ft. (10 ft. with bite)
Base Attack +15; Grapple +23
Attack: 1 Bite +18, 2 claws +13, 2 wings +13, 1 Tail Slap +13 melee; Breath +18 ranged
Damage: 1 bite 2d6+4, 2 claws 1d8+2, 2 wings 1d6+2, 1 tail slap 1d8+6, Breath weapon 8d8(19)
Special Attacks/Actions: Breath Weapon 8d8(19)
Abilities: Str 19, Dex 12, Con 17, Int 14, Wis 15, Cha 14
Special Qualities: Force resistant, planar travel, poison immunity, stomp, CL 1
Feats: #Feats: 6
Skills: Skill points: 36
Advancement: 16-17 HD (Large)
Climate/Terrain: Inner Planes, underground
Organization: Solitary or clutch (2-5)
Treasure/Possessions: Double Standard
Monster Manual II
Bite: The dragon can use its bite snatch opponents. Bite attacks use the full attack bonus.
Claw: The dragon can use its claws to snatch opponents. Claw attacks are at -5 to the attack bonus.
Wing: The dragon can slam opponents with its wings, even when flying. Wing attacks are at -5 to the attack bonus.
Tail Slap: The dragon can slap one opponent each round with its tail. A tail slap is at -5 to the attack bonus.
Breath Weapon (Su): An amethyst dragon has one breath weapon, a line of concussive force (Reflex save for half damage, DC20, 8d8 damage). It can choose to deal subdual damage instead of normal damage. Using a breath weapon is a standard action. Once a dragon breathes, it can't breathe again until 1d4 rounds later. A blast from a breath weapon always starts at the dragon's mouth and extends in a direction of the dragon's choice.
Dragons ignore the frightful presence of other dragons.
Immunities (Ex): All dragons are immune to sleep and paralysis effects. Amethyst dragons are also immune to poison.
Spell Resistance (Ex): As dragons age, they become more resistant to spells and spell-like abilities A juvenile Amethyst dragon can cast spells as a 1st-level spellcaster.
Blindsight (Ex): A dragon can ascertain creatures by non-visual means (mostly hearing and scent, but also by noticing vibration and other environmental clues) with a range of 120 feet.
Keen Senses (Ex): A dragon sees four times as well a human in low-light conditions and twice as well in normal light. It also has darkvision with a range of 400 feet.
This subtype usually is used for elementals and outsiders with a connection to the Elemental Plane of Earth. Earth creatures usually have burrow speeds, and most earth creatures can burrow through solid rock.