Aerial Servant (CR 12)

Large Elemental (Air)
Alignment: Usually neutral
Initiative: +8 (+4 Dex, +4 Improved Initiative); Senses: Listen +10 and Spot +10

AC: 17 (-1 size, +4 Dex, +4 natural), touch 13, flat-footed 13
Hit Dice: 16d8+32 (104 hp); DR: 5/magic
Fort +7, Ref +14, Will +6
Speed: 30 ft., fly 60 ft. (perfect)
Space: 5 ft./10 ft.
Base Attack +12; Grapple +12
Attack: Slam +18 melee
Full Attack: Slam +18 melee
Damage: Slam 8d4+6
Special Attacks/Actions: Improved grab
Abilities: Str 23, Dex 19, Con 14, Int 4, Wis 12, Cha 11
Special Qualities: Elemental, natural invisibility
Feats: Combat Reflexes; Dodge; Improved Initiative; Weapon Focus (slam)
Skills: Listen +10, Move Silently +15, Spot +10, and Survival +10
Advancement: 17-24 HD (Large), 25-32 HD (Huge)
Climate/Terrain: Any land and underground
Organization: Solitary
Treasure: None

Source: Converted

Elemental: Immune to poison, sleep, paralysis, and stunning. Not subject to critical hits.

Natural Invisibility (Su): This ability is constant, allowing the aerial servant to remain invisible even when attacking. This ability is inherent and not subject to the invisibility purge spell.

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).