Deepling (CR 1/2)

Small Fey
Alignment: Always chaotic neutral
Initiative: +3 (Dex); Senses: darkvision 120 ft., Listen +8, and Spot


AC: 17 (+1 size, +3 Dex, +3 natural), touch 14, flat-footed 14
Hit Dice: 1d6 (3 hp)
Fort +0, Ref +5, Will +2
Speed: 30 ft.
Space: 5 ft./5 ft.
Base Attack +0; Grapple -6
Attack: 4 slams -2 melee or 4 stones +3 ranged
Full Attack: 4 slams -2 melee or 4 stones +3 ranged
Damage: Slam 1d2-2, stone 1d4-2
Special Attacks/Actions: Scare
Abilities: Str 7, Dex 17, Con 10, Int 5, Wis 16, Cha 16
Special Qualities: passwall, SR 16
Feats: -
Skills: +8, Climb +7, Listen +8, Spot, and Tumble +18
Advancement: 2 HD (Medium-size)
Climate/Terrain: Underground
Organization: Gang (2-4), band (6-11), or tribe (20-80)
Treasure: Double goods

Source: Dragon #281