Dragon, Yellow Young Adult (CR 12)

Large Dragon (Air and Water)
Alignment: Always chaotic evil
Initiative: +5 (Dex); Senses: blindsense 60 ft., darkvision120 ft., low-light vision, and keen senses
Languages: Draconic


AC: 25 (-1 size, +5 Dex, +11 natural), touch 14, flat-footed 20
Hit Dice: 15d12+45 (142 hp); DR: 5/magic
Fort +11, Ref +12, Will +10
Speed: 20 ft., fly 250 ft.(good), burrow 20 ft., swim 80 ft.
Space: 10 ft./10 ft.
Base Attack +15; Grapple +20
Attack: 1 bite +15, 2 claws +10, 2 wings +10, 1 tail slap +10
Damage: 1 bite 2d6+1, 2 claws 1d8+0, 2 wings 1d6, 1 tail slap 1d8
Special Attacks/Actions: Breath weapon 5d6 (20)
Abilities: Str 13, Dex 20, Con 17, Int 12, Wis 13, Cha 12
Special Qualities: Air mastery, water breathing, Obscuring mist, Control water SR 14, Frightful Presence DC 18, SR 14
Feats: #Feats: 6
Skills: Skill points: 21
Advancement: 18-19 HD (Large)
Climate/Terrain: Temperate aquatic and coastal
Organization: Solitary (1 dragon, any age), clutch (1d4+1 wyrmlings, very young, young, juvenile, or young adults), family (pair of mature adults and 1d4+1 offspring)
Treasure: Triple Standard

Source: Dragon #248
Dragon Compendium Vol. 1

Combat

Breath Weapon (Su): A yellow dragon has one type of breath weapon, a cone of scorching air and earth.

Fire Subtype (Ex): Fire immunity; double damage from cold except on a successful save.

Silence (Sp): The dragon can use this ability as the spell of the same name, a number of times per day equal to its age category.

Other Spell-like Abilities: 3/day - create/destroy water, improved invisibility, and wind wall; 1/day - wall of stone and enervation.

Air Subtype

This subtype usually is used for elementals and outsiders with a connection to the Elemental Plane Air. Air creatures always have fly speeds and usually have perfect maneuverability (see the section on Movement).

Water Subtype

This subtype usually is used for elementals and outsiders with a connection to the Elemental Plane of Water. Creatures with the water subtype always have swim speeds and can move in water without making Swim checks. A water creature can breathe underwater and usually can breathe air as well.