Dragon, Yellow Great Wyrm (CR 24)
AC: 50 (-4 size, +12 Dex, +32 natural), touch 18, flat-footed 38
Hit Dice: 36d12+288 (522 hp); DR: 20/magic
Fort +28, Ref +32, Will +25
Speed: 20 ft., fly 350 ft.(good), burrow 20 ft., swim 80 ft.
Space: 40 ft./15 ft.
Base Attack +36; Grapple +56
Attack: 1 bite +40, 2 claws +35, 2 wings +35, 1 tail slap +35, 1 crush +35, 1 tail sweep +35
Damage: 1 bite 4d6+8, 2 claws 2d8+4, 2 wings 2d6, 1 tail slap 2d8, 1 crush 4d6, 1 tail sweep 2d6
Special Attacks/Actions: Breath weapon 12d6 (36)
Abilities: Str 27, Dex 34, Con 27, Int 20, Wis 21, Cha 20
Special Qualities: Air mastery, water breathing, Obscuring mist, Control water, Control winds, Control weather, Whirlwind SR 25, Frightful Presence DC 33, SR 25
Feats: #Feats: 13
Skills: Skill points: 186
Advancement: 39+ HD (Colossal)
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/Possessions: Triple Standard
Dragon Compendium Vol. 1
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.
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).
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.